668801474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1\times {\mathrm{853}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 1107521856

約数和(自身を除く): 438720382

約数列:

[1, 2, 11, 22, 157, 227, 314, 454, 853, 1706, 1727, 2497, 3454, 4994, 9383, 18766, 35639, 71278, 133921, 193631, 267842, 387262, 392029, 784058, 1473131, 2129941, 2946262, 4259882, 30400067, 60800134, 334400737, 668801474]

約数ペア:

[(1, 668801474), (2, 334400737), (11, 60800134), (22, 30400067), (157, 4259882), (227, 2946262), (314, 2129941), (454, 1473131), (853, 784058), (1706, 392029), (1727, 387262), (2497, 267842), (3454, 193631), (4994, 133921), (9383, 71278), (18766, 35639)]