397628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1291}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 868224

約数和(自身を除く): 470596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1291, 2582, 5164, 9037, 14201, 18074, 28402, 36148, 56804, 99407, 198814, 397628]

約数ペア:

[(1, 397628), (2, 198814), (4, 99407), (7, 56804), (11, 36148), (14, 28402), (22, 18074), (28, 14201), (44, 9037), (77, 5164), (154, 2582), (308, 1291)]