26889655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21773}}^1$

素因数の和:21810

約数の個数: 16

約数和(自身を含む): 36580320

約数和(自身を除く): 9690665

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 21773, 108865, 283049, 413687, 1415245, 2068435, 5377931, 26889655]

約数ペア:

[(1, 26889655), (5, 5377931), (13, 2068435), (19, 1415245), (65, 413687), (95, 283049), (247, 108865), (1235, 21773)]