16660815

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1103}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 28615680

約数和(自身を除く): 11954865

約数列:

[1, 3, 5, 15, 19, 53, 57, 95, 159, 265, 285, 795, 1007, 1103, 3021, 3309, 5035, 5515, 15105, 16545, 20957, 58459, 62871, 104785, 175377, 292295, 314355, 876885, 1110721, 3332163, 5553605, 16660815]

約数ペア:

[(1, 16660815), (3, 5553605), (5, 3332163), (15, 1110721), (19, 876885), (53, 314355), (57, 292295), (95, 175377), (159, 104785), (265, 62871), (285, 58459), (795, 20957), (1007, 16545), (1103, 15105), (3021, 5515), (3309, 5035)]