16915717

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 21315840

約数和(自身を除く): 4400123

約数列:

[1, 7, 13, 79, 91, 169, 181, 553, 1027, 1183, 1267, 2353, 7189, 13351, 14299, 16471, 30589, 93457, 100093, 185887, 214123, 1301209, 2416531, 16915717]

約数ペア:

[(1, 16915717), (7, 2416531), (13, 1301209), (79, 214123), (91, 185887), (169, 100093), (181, 93457), (553, 30589), (1027, 16471), (1183, 14299), (1267, 13351), (2353, 7189)]