25877884039

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{7639}}^1$

素因数の和:8119

約数の個数: 32

約数和(自身を含む): 31526184960

約数和(自身を除く): 5648300921

約数列:

[1, 7, 23, 53, 161, 371, 397, 1219, 2779, 7639, 8533, 9131, 21041, 53473, 63917, 147287, 175697, 404867, 483943, 1229879, 2834069, 3032683, 3387601, 9311941, 21228781, 65183587, 69751709, 160732199, 488261963, 1125125393, 3696840577, 25877884039]

約数ペア:

[(1, 25877884039), (7, 3696840577), (23, 1125125393), (53, 488261963), (161, 160732199), (371, 69751709), (397, 65183587), (1219, 21228781), (2779, 9311941), (7639, 3387601), (8533, 3032683), (9131, 2834069), (21041, 1229879), (53473, 483943), (63917, 404867), (147287, 175697)]