261658163208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{838647959}}^1$

素因数の和:838647981

約数の個数: 32

約数和(自身を含む): 704464286400

約数和(自身を除く): 442806123192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 838647959, 1677295918, 2515943877, 3354591836, 5031887754, 6709183672, 10063775508, 10902423467, 20127551016, 21804846934, 32707270401, 43609693868, 65414540802, 87219387736, 130829081604, 261658163208]

約数ペア:

[(1, 261658163208), (2, 130829081604), (3, 87219387736), (4, 65414540802), (6, 43609693868), (8, 32707270401), (12, 21804846934), (13, 20127551016), (24, 10902423467), (26, 10063775508), (39, 6709183672), (52, 5031887754), (78, 3354591836), (104, 2515943877), (156, 1677295918), (312, 838647959)]