9155965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20123}}^1$

素因数の和:20148

約数の個数: 16

約数和(自身を含む): 13523328

約数和(自身を除く): 4367363

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 20123, 100615, 140861, 261599, 704305, 1307995, 1831193, 9155965]

約数ペア:

[(1, 9155965), (5, 1831193), (7, 1307995), (13, 704305), (35, 261599), (65, 140861), (91, 100615), (455, 20123)]