12556131

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31469}}^1$

素因数の和:31498

約数の個数: 16

約数和(自身を含む): 20140800

約数和(自身を除く): 7584669

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 31469, 94407, 220283, 597911, 660849, 1793733, 4185377, 12556131]

約数ペア:

[(1, 12556131), (3, 4185377), (7, 1793733), (19, 660849), (21, 597911), (57, 220283), (133, 94407), (399, 31469)]