12155409

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3163}}^1$

素因数の和:3237

約数の個数: 24

約数和(自身を含む): 20401472

約数和(自身を除く): 8246063

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3163, 3843, 9489, 22141, 28467, 66423, 192943, 199269, 578829, 1350601, 1736487, 4051803, 12155409]

約数ペア:

[(1, 12155409), (3, 4051803), (7, 1736487), (9, 1350601), (21, 578829), (61, 199269), (63, 192943), (183, 66423), (427, 28467), (549, 22141), (1281, 9489), (3163, 3843)]