40396426

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 70785792

約数和(自身を除く): 30389366

約数列:

[1, 2, 7, 14, 97, 151, 194, 197, 302, 394, 679, 1057, 1358, 1379, 2114, 2758, 14647, 19109, 29294, 29747, 38218, 59494, 102529, 133763, 205058, 208229, 267526, 416458, 2885459, 5770918, 20198213, 40396426]

約数ペア:

[(1, 40396426), (2, 20198213), (7, 5770918), (14, 2885459), (97, 416458), (151, 267526), (194, 208229), (197, 205058), (302, 133763), (394, 102529), (679, 59494), (1057, 38218), (1358, 29747), (1379, 29294), (2114, 19109), (2758, 14647)]