40115257

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25931}}^1$

素因数の和:25968

約数の個数: 16

約数和(自身を含む): 52278912

約数和(自身を除く): 12163655

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 25931, 181517, 337103, 440827, 2359721, 3085789, 5730751, 40115257]

約数ペア:

[(1, 40115257), (7, 5730751), (13, 3085789), (17, 2359721), (91, 440827), (119, 337103), (221, 181517), (1547, 25931)]