128424136

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{391537}}^1$

素因数の和:391584

約数の個数: 16

約数和(自身を含む): 246668940

約数和(自身を除く): 118244804

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 391537, 783074, 1566148, 3132296, 16053017, 32106034, 64212068, 128424136]

約数ペア:

[(1, 128424136), (2, 64212068), (4, 32106034), (8, 16053017), (41, 3132296), (82, 1566148), (164, 783074), (328, 391537)]