561973678

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2112683}}^1$

素因数の和:2112711

約数の個数: 16

約数和(自身を含む): 1014088320

約数和(自身を除く): 452114642

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2112683, 4225366, 14788781, 29577562, 40140977, 80281954, 280986839, 561973678]

約数ペア:

[(1, 561973678), (2, 280986839), (7, 80281954), (14, 40140977), (19, 29577562), (38, 14788781), (133, 4225366), (266, 2112683)]