1387840610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{34327}}^1$

素因数の和:34658

約数の個数: 32

約数和(自身を含む): 2699004672

約数和(自身を除く): 1311164062

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 622, 1555, 3110, 4043, 8086, 20215, 34327, 40430, 68654, 171635, 343270, 446251, 892502, 2231255, 4462510, 10675697, 21351394, 53378485, 106756970, 138784061, 277568122, 693920305, 1387840610]

約数ペア:

[(1, 1387840610), (2, 693920305), (5, 277568122), (10, 138784061), (13, 106756970), (26, 53378485), (65, 21351394), (130, 10675697), (311, 4462510), (622, 2231255), (1555, 892502), (3110, 446251), (4043, 343270), (8086, 171635), (20215, 68654), (34327, 40430)]