28901873

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2221}}^1$

素因数の和:2265

約数の個数: 24

約数和(自身を含む): 39036096

約数和(自身を除く): 10134223

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 1001, 1183, 1859, 2221, 13013, 15547, 24431, 28873, 171017, 202111, 317603, 375349, 2223221, 2627443, 4128839, 28901873]

約数ペア:

[(1, 28901873), (7, 4128839), (11, 2627443), (13, 2223221), (77, 375349), (91, 317603), (143, 202111), (169, 171017), (1001, 28873), (1183, 24431), (1859, 15547), (2221, 13013)]