219317415

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{340027}}^1$

素因数の和:340078

約数の個数: 16

約数和(自身を含む): 359069568

約数和(自身を除く): 139752153

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 340027, 1020081, 1700135, 5100405, 14621161, 43863483, 73105805, 219317415]

約数ペア:

[(1, 219317415), (3, 73105805), (5, 43863483), (15, 14621161), (43, 5100405), (129, 1700135), (215, 1020081), (645, 340027)]