788391396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{88663}}^1$

素因数の和:88705

約数の個数: 72

約数和(自身を含む): 2259158720

約数和(自身を除く): 1470767324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 88663, 177326, 265989, 354652, 531978, 797967, 1063956, 1152619, 1595934, 1684597, 2305238, 3191868, 3369194, 3457857, 4610476, 5053791, 6738388, 6915714, 10107582, 10373571, 13831428, 15161373, 20215164, 20747142, 21899761, 30322746, 41494284, 43799522, 60645492, 65699283, 87599044, 131398566, 197097849, 262797132, 394195698, 788391396]

約数ペア:

[(1, 788391396), (2, 394195698), (3, 262797132), (4, 197097849), (6, 131398566), (9, 87599044), (12, 65699283), (13, 60645492), (18, 43799522), (19, 41494284), (26, 30322746), (36, 21899761), (38, 20747142), (39, 20215164), (52, 15161373), (57, 13831428), (76, 10373571), (78, 10107582), (114, 6915714), (117, 6738388), (156, 5053791), (171, 4610476), (228, 3457857), (234, 3369194), (247, 3191868), (342, 2305238), (468, 1684597), (494, 1595934), (684, 1152619), (741, 1063956), (988, 797967), (1482, 531978), (2223, 354652), (2964, 265989), (4446, 177326), (8892, 88663)]