28511901

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9931}}^1$

素因数の和:9977

約数の個数: 24

約数和(自身を含む): 46481760

約数和(自身を除く): 17969859

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 9931, 29793, 89379, 109241, 287999, 327723, 863997, 983169, 2591991, 3167989, 9503967, 28511901]

約数ペア:

[(1, 28511901), (3, 9503967), (9, 3167989), (11, 2591991), (29, 983169), (33, 863997), (87, 327723), (99, 287999), (261, 109241), (319, 89379), (957, 29793), (2871, 9931)]