278601284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101089}}^1$

素因数の和:101159

約数の個数: 24

約数和(自身を含む): 534968280

約数和(自身を除く): 256366996

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 101089, 202178, 404356, 1314157, 2628314, 5256628, 5357717, 10715434, 21430868, 69650321, 139300642, 278601284]

約数ペア:

[(1, 278601284), (2, 139300642), (4, 69650321), (13, 21430868), (26, 10715434), (52, 5357717), (53, 5256628), (106, 2628314), (212, 1314157), (689, 404356), (1378, 202178), (2756, 101089)]