210908529

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{200293}}^1$

素因数の和:200318

約数の個数: 20

約数和(自身を含む): 339298036

約数和(自身を除く): 128389507

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 200293, 600879, 1802637, 2603809, 5407911, 7811427, 16223733, 23434281, 70302843, 210908529]

約数ペア:

[(1, 210908529), (3, 70302843), (9, 23434281), (13, 16223733), (27, 7811427), (39, 5407911), (81, 2603809), (117, 1802637), (351, 600879), (1053, 200293)]