331821

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 574080

約数和(自身を除く): 242259

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 229, 483, 687, 1449, 1603, 2061, 4809, 5267, 14427, 15801, 36869, 47403, 110607, 331821]

約数ペア:

[(1, 331821), (3, 110607), (7, 47403), (9, 36869), (21, 15801), (23, 14427), (63, 5267), (69, 4809), (161, 2061), (207, 1603), (229, 1449), (483, 687)]