391431508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{8191}}^1$

素因数の和:9127

約数の個数: 24

約数和(自身を含む): 738590720

約数和(自身を除く): 347159212

約数列:

[1, 2, 4, 13, 26, 52, 919, 1838, 3676, 8191, 11947, 16382, 23894, 32764, 47788, 106483, 212966, 425932, 7527529, 15055058, 30110116, 97857877, 195715754, 391431508]

約数ペア:

[(1, 391431508), (2, 195715754), (4, 97857877), (13, 30110116), (26, 15055058), (52, 7527529), (919, 425932), (1838, 212966), (3676, 106483), (8191, 47788), (11947, 32764), (16382, 23894)]