279969316

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{347}}^1\times {\mathrm{1667}}^1$

素因数の和:2040

約数の個数: 36

約数和(自身を含む): 540411984

約数和(自身を除く): 260442668

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 347, 484, 694, 1388, 1667, 3334, 3817, 6668, 7634, 15268, 18337, 36674, 41987, 73348, 83974, 167948, 201707, 403414, 578449, 806828, 1156898, 2313796, 6362939, 12725878, 25451756, 69992329, 139984658, 279969316]

約数ペア:

[(1, 279969316), (2, 139984658), (4, 69992329), (11, 25451756), (22, 12725878), (44, 6362939), (121, 2313796), (242, 1156898), (347, 806828), (484, 578449), (694, 403414), (1388, 201707), (1667, 167948), (3334, 83974), (3817, 73348), (6668, 41987), (7634, 36674), (15268, 18337)]