127939216

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{109537}}^1$

素因数の和:109618

約数の個数: 20

約数和(自身を含む): 251280172

約数和(自身を除く): 123340956

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 109537, 219074, 438148, 876296, 1752592, 7996201, 15992402, 31984804, 63969608, 127939216]

約数ペア:

[(1, 127939216), (2, 63969608), (4, 31984804), (8, 15992402), (16, 7996201), (73, 1752592), (146, 876296), (292, 438148), (584, 219074), (1168, 109537)]