42390881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2351}}^1$

素因数の和:2456

約数の個数: 16

約数和(自身を含む): 48733440

約数和(自身を除く): 6342559

約数列:

[1, 13, 19, 73, 247, 949, 1387, 2351, 18031, 30563, 44669, 171623, 580697, 2231099, 3260837, 42390881]

約数ペア:

[(1, 42390881), (13, 3260837), (19, 2231099), (73, 580697), (247, 171623), (949, 44669), (1387, 30563), (2351, 18031)]