30994731

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 40

約数和(自身を含む): 49065984

約数和(自身を除く): 18071253

約数列:

[1, 3, 9, 23, 27, 69, 81, 127, 131, 207, 381, 393, 621, 1143, 1179, 1863, 2921, 3013, 3429, 3537, 8763, 9039, 10287, 10611, 16637, 26289, 27117, 49911, 78867, 81351, 149733, 236601, 244053, 382651, 449199, 1147953, 1347597, 3443859, 10331577, 30994731]

約数ペア:

[(1, 30994731), (3, 10331577), (9, 3443859), (23, 1347597), (27, 1147953), (69, 449199), (81, 382651), (127, 244053), (131, 236601), (207, 149733), (381, 81351), (393, 78867), (621, 49911), (1143, 27117), (1179, 26289), (1863, 16637), (2921, 10611), (3013, 10287), (3429, 9039), (3537, 8763)]