79987779

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{577}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 117879632

約数和(自身を除く): 37891853

約数列:

[1, 3, 9, 73, 211, 219, 577, 633, 657, 1731, 1899, 5193, 15403, 42121, 46209, 121747, 126363, 138627, 365241, 379089, 1095723, 8887531, 26662593, 79987779]

約数ペア:

[(1, 79987779), (3, 26662593), (9, 8887531), (73, 1095723), (211, 379089), (219, 365241), (577, 138627), (633, 126363), (657, 121747), (1731, 46209), (1899, 42121), (5193, 15403)]