31121798

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{12539}}^1$

素因数の和:12631

約数の個数: 16

約数和(自身を含む): 50109840

約数和(自身を除く): 18988042

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 12539, 25078, 213163, 426326, 915347, 1830694, 15560899, 31121798]

約数ペア:

[(1, 31121798), (2, 15560899), (17, 1830694), (34, 915347), (73, 426326), (146, 213163), (1241, 25078), (2482, 12539)]