79421215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{3389}}^1$

素因数の和:3546

約数の個数: 16

約数和(自身を含む): 98445600

約数和(自身を除く): 19024385

約数列:

[1, 5, 43, 109, 215, 545, 3389, 4687, 16945, 23435, 145727, 369401, 728635, 1847005, 15884243, 79421215]

約数ペア:

[(1, 79421215), (5, 15884243), (43, 1847005), (109, 728635), (215, 369401), (545, 145727), (3389, 23435), (4687, 16945)]