983979981

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{74527}}^1$

素因数の和:74702

約数の個数: 20

約数和(自身を含む): 1478933632

約数和(自身を除く): 494953651

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 13203, 74527, 223581, 670743, 2012229, 6036687, 12147901, 36443703, 109331109, 327993327, 983979981]

約数ペア:

[(1, 983979981), (3, 327993327), (9, 109331109), (27, 36443703), (81, 12147901), (163, 6036687), (489, 2012229), (1467, 670743), (4401, 223581), (13203, 74527)]