22171145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2393}}^1$

素因数の和:2524

約数の個数: 16

約数和(自身を含む): 28440720

約数和(自身を除く): 6269575

約数列:

[1, 5, 17, 85, 109, 545, 1853, 2393, 9265, 11965, 40681, 203405, 260837, 1304185, 4434229, 22171145]

約数ペア:

[(1, 22171145), (5, 4434229), (17, 1304185), (85, 260837), (109, 203405), (545, 40681), (1853, 11965), (2393, 9265)]