71781215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{12671}}^1$

素因数の和:12790

約数の個数: 16

約数和(自身を含む): 94887936

約数和(自身を除く): 23106721

約数列:

[1, 5, 11, 55, 103, 515, 1133, 5665, 12671, 63355, 139381, 696905, 1305113, 6525565, 14356243, 71781215]

約数ペア:

[(1, 71781215), (5, 14356243), (11, 6525565), (55, 1305113), (103, 696905), (515, 139381), (1133, 63355), (5665, 12671)]