198159781

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2437}}^1$

素因数の和:2572

約数の個数: 16

約数和(自身を含む): 212827648

約数和(自身を除く): 14667867

約数列:

[1, 31, 43, 61, 1333, 1891, 2437, 2623, 75547, 81313, 104791, 148657, 3248521, 4608367, 6392251, 198159781]

約数ペア:

[(1, 198159781), (31, 6392251), (43, 4608367), (61, 3248521), (1333, 148657), (1891, 104791), (2437, 81313), (2623, 75547)]