15621762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 36126720

約数和(自身を除く): 20504958

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 83, 114, 127, 166, 247, 249, 254, 381, 494, 498, 741, 762, 1079, 1482, 1577, 1651, 2158, 2413, 3154, 3237, 3302, 4731, 4826, 4953, 6474, 7239, 9462, 9906, 10541, 14478, 20501, 21082, 31369, 31623, 41002, 61503, 62738, 63246, 94107, 123006, 137033, 188214, 200279, 274066, 400558, 411099, 600837, 822198, 1201674, 2603627, 5207254, 7810881, 15621762]

約数ペア:

[(1, 15621762), (2, 7810881), (3, 5207254), (6, 2603627), (13, 1201674), (19, 822198), (26, 600837), (38, 411099), (39, 400558), (57, 274066), (78, 200279), (83, 188214), (114, 137033), (127, 123006), (166, 94107), (247, 63246), (249, 62738), (254, 61503), (381, 41002), (494, 31623), (498, 31369), (741, 21082), (762, 20501), (1079, 14478), (1482, 10541), (1577, 9906), (1651, 9462), (2158, 7239), (2413, 6474), (3154, 4953), (3237, 4826), (3302, 4731)]