31403294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 52708320

約数和(自身を除く): 21305026

約数列:

[1, 2, 13, 26, 41, 82, 89, 178, 331, 533, 662, 1066, 1157, 2314, 3649, 4303, 7298, 8606, 13571, 27142, 29459, 47437, 58918, 94874, 176423, 352846, 382967, 765934, 1207819, 2415638, 15701647, 31403294]

約数ペア:

[(1, 31403294), (2, 15701647), (13, 2415638), (26, 1207819), (41, 765934), (82, 382967), (89, 352846), (178, 176423), (331, 94874), (533, 58918), (662, 47437), (1066, 29459), (1157, 27142), (2314, 13571), (3649, 8606), (4303, 7298)]