127489316

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{88289}}^1$

素因数の和:88331

約数の個数: 18

約数和(自身を含む): 235469430

約数和(自身を除く): 107980114

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 88289, 176578, 353156, 1677491, 3354982, 6709964, 31872329, 63744658, 127489316]

約数ペア:

[(1, 127489316), (2, 63744658), (4, 31872329), (19, 6709964), (38, 3354982), (76, 1677491), (361, 353156), (722, 176578), (1444, 88289)]