81986257

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 88936272

約数和(自身を除く): 6950015

約数列:

[1, 17, 61, 173, 457, 1037, 2941, 7769, 10553, 27877, 79061, 179401, 473909, 1344037, 4822721, 81986257]

約数ペア:

[(1, 81986257), (17, 4822721), (61, 1344037), (173, 473909), (457, 179401), (1037, 79061), (2941, 27877), (7769, 10553)]