28321101

素因数分解:

$3^2\times {\mathrm{67}}^2\times {\mathrm{701}}^1$

素因数の和:841

約数の個数: 18

約数和(自身を含む): 41587182

約数和(自身を除く): 13266081

約数列:

[1, 3, 9, 67, 201, 603, 701, 2103, 4489, 6309, 13467, 40401, 46967, 140901, 422703, 3146789, 9440367, 28321101]

約数ペア:

[(1, 28321101), (3, 9440367), (9, 3146789), (67, 422703), (201, 140901), (603, 46967), (701, 40401), (2103, 13467), (4489, 6309)]