81145392

素因数分解:

$2^4\times 3^1\times {\mathrm{1690529}}^1$

素因数の和:1690540

約数の個数: 20

約数和(自身を含む): 209625720

約数和(自身を除く): 128480328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1690529, 3381058, 5071587, 6762116, 10143174, 13524232, 20286348, 27048464, 40572696, 81145392]

約数ペア:

[(1, 81145392), (2, 40572696), (3, 27048464), (4, 20286348), (6, 13524232), (8, 10143174), (12, 6762116), (16, 5071587), (24, 3381058), (48, 1690529)]