13721000888

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1\times {\mathrm{6781}}^1$

素因数の和:8388

約数の個数: 64

約数和(自身を含む): 30704555520

約数和(自身を除く): 16983554632

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 1571, 3142, 6284, 6781, 10997, 12568, 13562, 21994, 27124, 36133, 43988, 47467, 54248, 72266, 87976, 94934, 144532, 155963, 189868, 252931, 289064, 311926, 379736, 505862, 623852, 1011724, 1091741, 1247704, 2023448, 2183482, 4366964, 8733928, 10652951, 21305902, 42611804, 74570657, 85223608, 149141314, 245017873, 298282628, 490035746, 596565256, 980071492, 1715125111, 1960142984, 3430250222, 6860500444, 13721000888]

約数ペア:

[(1, 13721000888), (2, 6860500444), (4, 3430250222), (7, 1960142984), (8, 1715125111), (14, 980071492), (23, 596565256), (28, 490035746), (46, 298282628), (56, 245017873), (92, 149141314), (161, 85223608), (184, 74570657), (322, 42611804), (644, 21305902), (1288, 10652951), (1571, 8733928), (3142, 4366964), (6284, 2183482), (6781, 2023448), (10997, 1247704), (12568, 1091741), (13562, 1011724), (21994, 623852), (27124, 505862), (36133, 379736), (43988, 311926), (47467, 289064), (54248, 252931), (72266, 189868), (87976, 155963), (94934, 144532)]