813556

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 1532160

約数和(自身を除く): 718604

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 239, 478, 851, 956, 1702, 3404, 5497, 8843, 10994, 17686, 21988, 35372, 203389, 406778, 813556]

約数ペア:

[(1, 813556), (2, 406778), (4, 203389), (23, 35372), (37, 21988), (46, 17686), (74, 10994), (92, 8843), (148, 5497), (239, 3404), (478, 1702), (851, 956)]