28151893

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2243}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 35329536

約数和(自身を除く): 7177643

約数列:

[1, 7, 11, 77, 163, 1141, 1793, 2243, 12551, 15701, 24673, 172711, 365609, 2559263, 4021699, 28151893]

約数ペア:

[(1, 28151893), (7, 4021699), (11, 2559263), (77, 365609), (163, 172711), (1141, 24673), (1793, 15701), (2243, 12551)]