129215732

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{2801}}^1$

素因数の和:3431

約数の個数: 24

約数和(自身を含む): 238506240

約数和(自身を除く): 109290508

約数列:

[1, 2, 4, 19, 38, 76, 607, 1214, 2428, 2801, 5602, 11204, 11533, 23066, 46132, 53219, 106438, 212876, 1700207, 3400414, 6800828, 32303933, 64607866, 129215732]

約数ペア:

[(1, 129215732), (2, 64607866), (4, 32303933), (19, 6800828), (38, 3400414), (76, 1700207), (607, 212876), (1214, 106438), (2428, 53219), (2801, 46132), (5602, 23066), (11204, 11533)]