669724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 1322496

約数和(自身を除く): 652772

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 491, 682, 982, 1364, 1964, 5401, 10802, 15221, 21604, 30442, 60884, 167431, 334862, 669724]

約数ペア:

[(1, 669724), (2, 334862), (4, 167431), (11, 60884), (22, 30442), (31, 21604), (44, 15221), (62, 10802), (124, 5401), (341, 1964), (491, 1364), (682, 982)]