28048657

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18131}}^1$

素因数の和:18168

約数の個数: 16

約数和(自身を含む): 36554112

約数和(自身を除く): 8505455

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 18131, 126917, 235703, 308227, 1649921, 2157589, 4006951, 28048657]

約数ペア:

[(1, 28048657), (7, 4006951), (13, 2157589), (17, 1649921), (91, 308227), (119, 235703), (221, 126917), (1547, 18131)]