261036301712

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{109495093}}^1$

素因数の和:109495250

約数の個数: 20

約数和(自身を含む): 509152187100

約数和(自身を除く): 248115885388

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 109495093, 218990186, 437980372, 875960744, 1751921488, 16314768857, 32629537714, 65259075428, 130518150856, 261036301712]

約数ペア:

[(1, 261036301712), (2, 130518150856), (4, 65259075428), (8, 32629537714), (16, 16314768857), (149, 1751921488), (298, 875960744), (596, 437980372), (1192, 218990186), (2384, 109495093)]