66449145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{90407}}^1$

素因数の和:90429

約数の個数: 24

約数和(自身を含む): 123678144

約数和(自身を除く): 57228999

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 90407, 271221, 452035, 632849, 1356105, 1898547, 3164245, 4429943, 9492735, 13289829, 22149715, 66449145]

約数ペア:

[(1, 66449145), (3, 22149715), (5, 13289829), (7, 9492735), (15, 4429943), (21, 3164245), (35, 1898547), (49, 1356105), (105, 632849), (147, 452035), (245, 271221), (735, 90407)]