2157897924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{38747}}^1$

素因数の和:38794

約数の個数: 144

約数和(自身を含む): 7108553088

約数和(自身を除く): 4950655164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 28, 34, 36, 39, 42, 51, 52, 63, 68, 78, 84, 91, 102, 117, 119, 126, 153, 156, 182, 204, 221, 234, 238, 252, 273, 306, 357, 364, 442, 468, 476, 546, 612, 663, 714, 819, 884, 1071, 1092, 1326, 1428, 1547, 1638, 1989, 2142, 2652, 3094, 3276, 3978, 4284, 4641, 6188, 7956, 9282, 13923, 18564, 27846, 38747, 55692, 77494, 116241, 154988, 232482, 271229, 348723, 464964, 503711, 542458, 658699, 697446, 813687, 1007422, 1084916, 1317398, 1394892, 1511133, 1627374, 1976097, 2014844, 2441061, 2634796, 3022266, 3254748, 3525977, 3952194, 4533399, 4610893, 4882122, 5928291, 6044532, 7051954, 7904388, 8563087, 9066798, 9221786, 9764244, 10577931, 11856582, 13832679, 14103908, 17126174, 18133596, 18443572, 21155862, 23713164, 25689261, 27665358, 31733793, 34252348, 41498037, 42311724, 51378522, 55330716, 59941609, 63467586, 77067783, 82996074, 102757044, 119883218, 126935172, 154135566, 165992148, 179824827, 239766436, 308271132, 359649654, 539474481, 719299308, 1078948962, 2157897924]

約数ペア:

[(1, 2157897924), (2, 1078948962), (3, 719299308), (4, 539474481), (6, 359649654), (7, 308271132), (9, 239766436), (12, 179824827), (13, 165992148), (14, 154135566), (17, 126935172), (18, 119883218), (21, 102757044), (26, 82996074), (28, 77067783), (34, 63467586), (36, 59941609), (39, 55330716), (42, 51378522), (51, 42311724), (52, 41498037), (63, 34252348), (68, 31733793), (78, 27665358), (84, 25689261), (91, 23713164), (102, 21155862), (117, 18443572), (119, 18133596), (126, 17126174), (153, 14103908), (156, 13832679), (182, 11856582), (204, 10577931), (221, 9764244), (234, 9221786), (238, 9066798), (252, 8563087), (273, 7904388), (306, 7051954), (357, 6044532), (364, 5928291), (442, 4882122), (468, 4610893), (476, 4533399), (546, 3952194), (612, 3525977), (663, 3254748), (714, 3022266), (819, 2634796), (884, 2441061), (1071, 2014844), (1092, 1976097), (1326, 1627374), (1428, 1511133), (1547, 1394892), (1638, 1317398), (1989, 1084916), (2142, 1007422), (2652, 813687), (3094, 697446), (3276, 658699), (3978, 542458), (4284, 503711), (4641, 464964), (6188, 348723), (7956, 271229), (9282, 232482), (13923, 154988), (18564, 116241), (27846, 77494), (38747, 55692)]