538430109

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1\times {\mathrm{661}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 833802240

約数和(自身を除く): 295372131

約数列:

[1, 3, 7, 21, 79, 237, 491, 553, 661, 1473, 1659, 1983, 3437, 4627, 10311, 13881, 38789, 52219, 116367, 156657, 271523, 324551, 365533, 814569, 973653, 1096599, 2271857, 6815571, 25639529, 76918587, 179476703, 538430109]

約数ペア:

[(1, 538430109), (3, 179476703), (7, 76918587), (21, 25639529), (79, 6815571), (237, 2271857), (491, 1096599), (553, 973653), (661, 814569), (1473, 365533), (1659, 324551), (1983, 271523), (3437, 156657), (4627, 116367), (10311, 52219), (13881, 38789)]