421786215

素因数分解:

$3^2\times 5^1\times {\mathrm{2647}}^1\times {\mathrm{3541}}^1$

素因数の和:6199

約数の個数: 24

約数和(自身を含む): 731578848

約数和(自身を除く): 309792633

約数列:

[1, 3, 5, 9, 15, 45, 2647, 3541, 7941, 10623, 13235, 17705, 23823, 31869, 39705, 53115, 119115, 159345, 9373027, 28119081, 46865135, 84357243, 140595405, 421786215]

約数ペア:

[(1, 421786215), (3, 140595405), (5, 84357243), (9, 46865135), (15, 28119081), (45, 9373027), (2647, 159345), (3541, 119115), (7941, 53115), (10623, 39705), (13235, 31869), (17705, 23823)]