155864464

素因数分解:

$2^4\times 7^1\times {\mathrm{1391647}}^1$

素因数の和:1391662

約数の個数: 20

約数和(自身を含む): 345128704

約数和(自身を除く): 189264240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1391647, 2783294, 5566588, 9741529, 11133176, 19483058, 22266352, 38966116, 77932232, 155864464]

約数ペア:

[(1, 155864464), (2, 77932232), (4, 38966116), (7, 22266352), (8, 19483058), (14, 11133176), (16, 9741529), (28, 5566588), (56, 2783294), (112, 1391647)]