2502981

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{2377}}^1$

素因数の和:2402

約数の個数: 20

約数和(自身を含む): 4028332

約数和(自身を除く): 1525351

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 2377, 7131, 21393, 30901, 64179, 92703, 192537, 278109, 834327, 2502981]

約数ペア:

[(1, 2502981), (3, 834327), (9, 278109), (13, 192537), (27, 92703), (39, 64179), (81, 30901), (117, 21393), (351, 7131), (1053, 2377)]