156427593

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{821}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 245363712

約数和(自身を除く): 88936119

約数列:

[1, 3, 7, 21, 43, 129, 211, 301, 633, 821, 903, 1477, 2463, 4431, 5747, 9073, 17241, 27219, 35303, 63511, 105909, 173231, 190533, 247121, 519693, 741363, 1212617, 3637851, 7448933, 22346799, 52142531, 156427593]

約数ペア:

[(1, 156427593), (3, 52142531), (7, 22346799), (21, 7448933), (43, 3637851), (129, 1212617), (211, 741363), (301, 519693), (633, 247121), (821, 190533), (903, 173231), (1477, 105909), (2463, 63511), (4431, 35303), (5747, 27219), (9073, 17241)]