80618841

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 125706240

約数和(自身を除く): 45087399

約数列:

[1, 3, 9, 23, 27, 69, 131, 207, 393, 621, 991, 1179, 2973, 3013, 3537, 8919, 9039, 22793, 26757, 27117, 68379, 81351, 129821, 205137, 389463, 615411, 1168389, 2985883, 3505167, 8957649, 26872947, 80618841]

約数ペア:

[(1, 80618841), (3, 26872947), (9, 8957649), (23, 3505167), (27, 2985883), (69, 1168389), (131, 615411), (207, 389463), (393, 205137), (621, 129821), (991, 81351), (1179, 68379), (2973, 27117), (3013, 26757), (3537, 22793), (8919, 9039)]