129457804

素因数分解:

$2^2\times 7^3\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 266324800

約数和(自身を除く): 136866996

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 157, 196, 314, 343, 601, 628, 686, 1099, 1202, 1372, 2198, 2404, 4207, 4396, 7693, 8414, 15386, 16828, 29449, 30772, 53851, 58898, 94357, 107702, 117796, 188714, 206143, 215404, 377428, 412286, 660499, 824572, 1320998, 2641996, 4623493, 9246986, 18493972, 32364451, 64728902, 129457804]

約数ペア:

[(1, 129457804), (2, 64728902), (4, 32364451), (7, 18493972), (14, 9246986), (28, 4623493), (49, 2641996), (98, 1320998), (157, 824572), (196, 660499), (314, 412286), (343, 377428), (601, 215404), (628, 206143), (686, 188714), (1099, 117796), (1202, 107702), (1372, 94357), (2198, 58898), (2404, 53851), (4207, 30772), (4396, 29449), (7693, 16828), (8414, 15386)]