28747929

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 45368064

約数和(自身を除く): 16620135

約数列:

[1, 3, 7, 21, 41, 123, 173, 193, 287, 519, 579, 861, 1211, 1351, 3633, 4053, 7093, 7913, 21279, 23739, 33389, 49651, 55391, 100167, 148953, 166173, 233723, 701169, 1368949, 4106847, 9582643, 28747929]

約数ペア:

[(1, 28747929), (3, 9582643), (7, 4106847), (21, 1368949), (41, 701169), (123, 233723), (173, 166173), (193, 148953), (287, 100167), (519, 55391), (579, 49651), (861, 33389), (1211, 23739), (1351, 21279), (3633, 7913), (4053, 7093)]