489184479

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{71237}}^1$

素因数の和:71359

約数の個数: 24

約数和(自身を含む): 814962720

約数和(自身を除く): 325778241

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 6867, 71237, 213711, 498659, 641133, 1495977, 4487931, 7764833, 23294499, 54353831, 69883497, 163061493, 489184479]

約数ペア:

[(1, 489184479), (3, 163061493), (7, 69883497), (9, 54353831), (21, 23294499), (63, 7764833), (109, 4487931), (327, 1495977), (763, 641133), (981, 498659), (2289, 213711), (6867, 71237)]