1121965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 1488816

約数和(自身を除く): 366851

約数列:

[1, 5, 13, 41, 65, 205, 421, 533, 2105, 2665, 5473, 17261, 27365, 86305, 224393, 1121965]

約数ペア:

[(1, 1121965), (5, 224393), (13, 86305), (41, 27365), (65, 17261), (205, 5473), (421, 2665), (533, 2105)]