2831493

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 4357760

約数和(自身を除く): 1526267

約数列:

[1, 3, 7, 21, 109, 327, 763, 1237, 2289, 3711, 8659, 25977, 134833, 404499, 943831, 2831493]

約数ペア:

[(1, 2831493), (3, 943831), (7, 404499), (21, 134833), (109, 25977), (327, 8659), (763, 3711), (1237, 2289)]