621818

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:253

約数の個数: 16

約数和(自身を含む): 984960

約数和(自身を除く): 363142

約数列:

[1, 2, 29, 58, 71, 142, 151, 302, 2059, 4118, 4379, 8758, 10721, 21442, 310909, 621818]

約数ペア:

[(1, 621818), (2, 310909), (29, 21442), (58, 10721), (71, 8758), (142, 4379), (151, 4118), (302, 2059)]