255869016

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{820093}}^1$

素因数の和:820115

約数の個数: 32

約数和(自身を含む): 688878960

約数和(自身を除く): 433009944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 820093, 1640186, 2460279, 3280372, 4920558, 6560744, 9841116, 10661209, 19682232, 21322418, 31983627, 42644836, 63967254, 85289672, 127934508, 255869016]

約数ペア:

[(1, 255869016), (2, 127934508), (3, 85289672), (4, 63967254), (6, 42644836), (8, 31983627), (12, 21322418), (13, 19682232), (24, 10661209), (26, 9841116), (39, 6560744), (52, 4920558), (78, 3280372), (104, 2460279), (156, 1640186), (312, 820093)]