121305478

素因数分解:

$2^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{2521}}^1$

素因数の和:3028

約数の個数: 24

約数和(自身を含む): 212180904

約数和(自身を除く): 90875426

約数列:

[1, 2, 7, 14, 49, 98, 491, 982, 2521, 3437, 5042, 6874, 17647, 24059, 35294, 48118, 123529, 247058, 1237811, 2475622, 8664677, 17329354, 60652739, 121305478]

約数ペア:

[(1, 121305478), (2, 60652739), (7, 17329354), (14, 8664677), (49, 2475622), (98, 1237811), (491, 247058), (982, 123529), (2521, 48118), (3437, 35294), (5042, 24059), (6874, 17647)]