28918945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{18131}}^1$

素因数の和:18176

約数の個数: 16

約数和(自身を含む): 39165120

約数和(自身を除く): 10246175

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 18131, 90655, 199441, 525799, 997205, 2628995, 5783789, 28918945]

約数ペア:

[(1, 28918945), (5, 5783789), (11, 2628995), (29, 997205), (55, 525799), (145, 199441), (319, 90655), (1595, 18131)]