87031854

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 241920000

約数和(自身を除く): 154888146

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 89, 91, 117, 126, 178, 182, 189, 199, 234, 267, 273, 351, 378, 398, 534, 546, 597, 623, 702, 801, 819, 1157, 1194, 1246, 1393, 1602, 1638, 1791, 1869, 2314, 2403, 2457, 2587, 2786, 3471, 3582, 3738, 4179, 4806, 4914, 5174, 5373, 5607, 6942, 7761, 8099, 8358, 10413, 10746, 11214, 12537, 15522, 16198, 16821, 17711, 18109, 20826, 23283, 24297, 25074, 31239, 33642, 35422, 36218, 37611, 46566, 48594, 53133, 54327, 62478, 69849, 72891, 75222, 106266, 108654, 123977, 139698, 145782, 159399, 162981, 218673, 230243, 247954, 318798, 325962, 371931, 437346, 460486, 478197, 488943, 690729, 743862, 956394, 977886, 1115793, 1381458, 1611701, 2072187, 2231586, 3223402, 3347379, 4144374, 4835103, 6216561, 6694758, 9670206, 12433122, 14505309, 29010618, 43515927, 87031854]

約数ペア:

[(1, 87031854), (2, 43515927), (3, 29010618), (6, 14505309), (7, 12433122), (9, 9670206), (13, 6694758), (14, 6216561), (18, 4835103), (21, 4144374), (26, 3347379), (27, 3223402), (39, 2231586), (42, 2072187), (54, 1611701), (63, 1381458), (78, 1115793), (89, 977886), (91, 956394), (117, 743862), (126, 690729), (178, 488943), (182, 478197), (189, 460486), (199, 437346), (234, 371931), (267, 325962), (273, 318798), (351, 247954), (378, 230243), (398, 218673), (534, 162981), (546, 159399), (597, 145782), (623, 139698), (702, 123977), (801, 108654), (819, 106266), (1157, 75222), (1194, 72891), (1246, 69849), (1393, 62478), (1602, 54327), (1638, 53133), (1791, 48594), (1869, 46566), (2314, 37611), (2403, 36218), (2457, 35422), (2587, 33642), (2786, 31239), (3471, 25074), (3582, 24297), (3738, 23283), (4179, 20826), (4806, 18109), (4914, 17711), (5174, 16821), (5373, 16198), (5607, 15522), (6942, 12537), (7761, 11214), (8099, 10746), (8358, 10413)]