257218874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{14633}}^1$

素因数の和:14710

約数の個数: 32

約数和(自身を含む): 455175936

約数和(自身を除く): 197957062

約数列:

[1, 2, 11, 17, 22, 34, 47, 94, 187, 374, 517, 799, 1034, 1598, 8789, 14633, 17578, 29266, 160963, 248761, 321926, 497522, 687751, 1375502, 2736371, 5472742, 7565261, 11691767, 15130522, 23383534, 128609437, 257218874]

約数ペア:

[(1, 257218874), (2, 128609437), (11, 23383534), (17, 15130522), (22, 11691767), (34, 7565261), (47, 5472742), (94, 2736371), (187, 1375502), (374, 687751), (517, 497522), (799, 321926), (1034, 248761), (1598, 160963), (8789, 29266), (14633, 17578)]