10991205

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7879}}^1$

素因数の和:7921

約数の個数: 24

約数和(自身を含む): 19668480

約数和(自身を除く): 8677275

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 7879, 23637, 39395, 70911, 118185, 244249, 354555, 732747, 1221245, 2198241, 3663735, 10991205]

約数ペア:

[(1, 10991205), (3, 3663735), (5, 2198241), (9, 1221245), (15, 732747), (31, 354555), (45, 244249), (93, 118185), (155, 70911), (279, 39395), (465, 23637), (1395, 7879)]