856551654

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:767

約数の個数: 144

約数和(自身を含む): 2304806400

約数和(自身を除く): 1448254746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 79, 98, 114, 126, 133, 147, 158, 171, 237, 266, 294, 342, 399, 441, 474, 553, 647, 711, 798, 882, 931, 1106, 1197, 1294, 1422, 1501, 1659, 1862, 1941, 2394, 2793, 3002, 3318, 3871, 3882, 4503, 4529, 4977, 5586, 5823, 7742, 8379, 9006, 9058, 9954, 10507, 11613, 11646, 12293, 13509, 13587, 16758, 21014, 23226, 24586, 27018, 27174, 31521, 31703, 34839, 36879, 40761, 51113, 63042, 63406, 69678, 73549, 73758, 81522, 86051, 94563, 95109, 102226, 110637, 147098, 153339, 172102, 189126, 190218, 220647, 221274, 258153, 285327, 306678, 357791, 441294, 460017, 516306, 570654, 602357, 661941, 715582, 774459, 920034, 971147, 1073373, 1204714, 1323882, 1548918, 1807071, 1942294, 2146746, 2504537, 2913441, 3220119, 3614142, 5009074, 5421213, 5826882, 6440238, 6798029, 7513611, 8740323, 10842426, 13596058, 15027222, 17480646, 20394087, 22540833, 40788174, 45081666, 47586203, 61182261, 95172406, 122364522, 142758609, 285517218, 428275827, 856551654]

約数ペア:

[(1, 856551654), (2, 428275827), (3, 285517218), (6, 142758609), (7, 122364522), (9, 95172406), (14, 61182261), (18, 47586203), (19, 45081666), (21, 40788174), (38, 22540833), (42, 20394087), (49, 17480646), (57, 15027222), (63, 13596058), (79, 10842426), (98, 8740323), (114, 7513611), (126, 6798029), (133, 6440238), (147, 5826882), (158, 5421213), (171, 5009074), (237, 3614142), (266, 3220119), (294, 2913441), (342, 2504537), (399, 2146746), (441, 1942294), (474, 1807071), (553, 1548918), (647, 1323882), (711, 1204714), (798, 1073373), (882, 971147), (931, 920034), (1106, 774459), (1197, 715582), (1294, 661941), (1422, 602357), (1501, 570654), (1659, 516306), (1862, 460017), (1941, 441294), (2394, 357791), (2793, 306678), (3002, 285327), (3318, 258153), (3871, 221274), (3882, 220647), (4503, 190218), (4529, 189126), (4977, 172102), (5586, 153339), (5823, 147098), (7742, 110637), (8379, 102226), (9006, 95109), (9058, 94563), (9954, 86051), (10507, 81522), (11613, 73758), (11646, 73549), (12293, 69678), (13509, 63406), (13587, 63042), (16758, 51113), (21014, 40761), (23226, 36879), (24586, 34839), (27018, 31703), (27174, 31521)]