42185781

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4219}}^1$

素因数の和:4337

約数の個数: 24

約数和(自身を含む): 67148640

約数和(自身を除く): 24962859

約数列:

[1, 3, 9, 11, 33, 99, 101, 303, 909, 1111, 3333, 4219, 9999, 12657, 37971, 46409, 139227, 417681, 426119, 1278357, 3835071, 4687309, 14061927, 42185781]

約数ペア:

[(1, 42185781), (3, 14061927), (9, 4687309), (11, 3835071), (33, 1278357), (99, 426119), (101, 417681), (303, 139227), (909, 46409), (1111, 37971), (3333, 12657), (4219, 9999)]