221501215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{5689}}^1$

素因数の和:6306

約数の個数: 16

約数和(自身を含む): 286776000

約数和(自身を除く): 65274785

約数列:

[1, 5, 13, 65, 599, 2995, 5689, 7787, 28445, 38935, 73957, 369785, 3407711, 17038555, 44300243, 221501215]

約数ペア:

[(1, 221501215), (5, 44300243), (13, 17038555), (65, 3407711), (599, 369785), (2995, 73957), (5689, 38935), (7787, 28445)]