15131403

素因数分解:

$3^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{521}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 25081056

約数和(自身を除く): 9949653

約数列:

[1, 3, 7, 9, 21, 63, 461, 521, 1383, 1563, 3227, 3647, 4149, 4689, 9681, 10941, 29043, 32823, 240181, 720543, 1681267, 2161629, 5043801, 15131403]

約数ペア:

[(1, 15131403), (3, 5043801), (7, 2161629), (9, 1681267), (21, 720543), (63, 240181), (461, 32823), (521, 29043), (1383, 10941), (1563, 9681), (3227, 4689), (3647, 4149)]