291217394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2129}}^1\times {\mathrm{5261}}^1$

素因数の和:7405

約数の個数: 16

約数和(自身を含む): 470738520

約数和(自身を除く): 179521126

約数列:

[1, 2, 13, 26, 2129, 4258, 5261, 10522, 27677, 55354, 68393, 136786, 11200669, 22401338, 145608697, 291217394]

約数ペア:

[(1, 291217394), (2, 145608697), (13, 22401338), (26, 11200669), (2129, 136786), (4258, 68393), (5261, 55354), (10522, 27677)]