172570909

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{1607}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 213413760

約数和(自身を除く): 40842851

約数列:

[1, 7, 23, 29, 161, 203, 529, 667, 1607, 3703, 4669, 11249, 15341, 36961, 46603, 107387, 258727, 326221, 850103, 1071869, 5950721, 7503083, 24652987, 172570909]

約数ペア:

[(1, 172570909), (7, 24652987), (23, 7503083), (29, 5950721), (161, 1071869), (203, 850103), (529, 326221), (667, 258727), (1607, 107387), (3703, 46603), (4669, 36961), (11249, 15341)]