331731

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 24

約数和(自身を含む): 524160

約数和(自身を除く): 192429

約数列:

[1, 3, 9, 29, 31, 41, 87, 93, 123, 261, 279, 369, 899, 1189, 1271, 2697, 3567, 3813, 8091, 10701, 11439, 36859, 110577, 331731]

約数ペア:

[(1, 331731), (3, 110577), (9, 36859), (29, 11439), (31, 10701), (41, 8091), (87, 3813), (93, 3567), (123, 2697), (261, 1271), (279, 1189), (369, 899)]