78159508

素因数分解:

$2^2\times 7^2\times {\mathrm{293}}^1\times {\mathrm{1361}}^1$

素因数の和:1672

約数の個数: 36

約数和(自身を含む): 159770772

約数和(自身を除く): 81611264

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 293, 586, 1172, 1361, 2051, 2722, 4102, 5444, 8204, 9527, 14357, 19054, 28714, 38108, 57428, 66689, 133378, 266756, 398773, 797546, 1595092, 2791411, 5582822, 11165644, 19539877, 39079754, 78159508]

約数ペア:

[(1, 78159508), (2, 39079754), (4, 19539877), (7, 11165644), (14, 5582822), (28, 2791411), (49, 1595092), (98, 797546), (196, 398773), (293, 266756), (586, 133378), (1172, 66689), (1361, 57428), (2051, 38108), (2722, 28714), (4102, 19054), (5444, 14357), (8204, 9527)]