491249126

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1297}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 785030400

約数和(自身を除く): 293781274

約数列:

[1, 2, 31, 41, 62, 82, 149, 298, 1271, 1297, 2542, 2594, 4619, 6109, 9238, 12218, 40207, 53177, 80414, 106354, 189379, 193253, 378758, 386506, 1648487, 3296974, 5990843, 7923373, 11981686, 15846746, 245624563, 491249126]

約数ペア:

[(1, 491249126), (2, 245624563), (31, 15846746), (41, 11981686), (62, 7923373), (82, 5990843), (149, 3296974), (298, 1648487), (1271, 386506), (1297, 378758), (2542, 193253), (2594, 189379), (4619, 106354), (6109, 80414), (9238, 53177), (12218, 40207)]