15028209

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2111}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 25039872

約数和(自身を除く): 10011663

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2111, 2373, 6333, 7119, 14777, 18999, 44331, 132993, 238543, 715629, 1669801, 2146887, 5009403, 15028209]

約数ペア:

[(1, 15028209), (3, 5009403), (7, 2146887), (9, 1669801), (21, 715629), (63, 238543), (113, 132993), (339, 44331), (791, 18999), (1017, 14777), (2111, 7119), (2373, 6333)]