489621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 733248

約数和(自身を除く): 243627

約数列:

[1, 3, 11, 33, 37, 111, 401, 407, 1203, 1221, 4411, 13233, 14837, 44511, 163207, 489621]

約数ペア:

[(1, 489621), (3, 163207), (11, 44511), (33, 14837), (37, 13233), (111, 4411), (401, 1221), (407, 1203)]