2820645

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3299}}^1$

素因数の和:3329

約数の個数: 24

約数和(自身を含む): 5148000

約数和(自身を除く): 2327355

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 3299, 9897, 16495, 29691, 49485, 62681, 148455, 188043, 313405, 564129, 940215, 2820645]

約数ペア:

[(1, 2820645), (3, 940215), (5, 564129), (9, 313405), (15, 188043), (19, 148455), (45, 62681), (57, 49485), (95, 29691), (171, 16495), (285, 9897), (855, 3299)]