15764021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{821}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 19517568

約数和(自身を除く): 3753547

約数列:

[1, 7, 13, 91, 211, 821, 1477, 2743, 5747, 10673, 19201, 74711, 173231, 1212617, 2252003, 15764021]

約数ペア:

[(1, 15764021), (7, 2252003), (13, 1212617), (91, 173231), (211, 74711), (821, 19201), (1477, 10673), (2743, 5747)]