628565529

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 874266624

約数和(自身を除く): 245701095

約数列:

[1, 3, 43, 97, 129, 191, 263, 291, 573, 789, 4171, 8213, 11309, 12513, 18527, 24639, 25511, 33927, 50233, 55581, 76533, 150699, 796661, 1096973, 2160019, 2389983, 3290919, 4872601, 6480057, 14617803, 209521843, 628565529]

約数ペア:

[(1, 628565529), (3, 209521843), (43, 14617803), (97, 6480057), (129, 4872601), (191, 3290919), (263, 2389983), (291, 2160019), (573, 1096973), (789, 796661), (4171, 150699), (8213, 76533), (11309, 55581), (12513, 50233), (18527, 33927), (24639, 25511)]