278314712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{11789}}^1$

素因数の和:12035

約数の個数: 32

約数和(自身を含む): 564505200

約数和(自身を除く): 286190488

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 227, 454, 908, 1816, 2951, 5902, 11789, 11804, 23578, 23608, 47156, 94312, 153257, 306514, 613028, 1226056, 2676103, 5352206, 10704412, 21408824, 34789339, 69578678, 139157356, 278314712]

約数ペア:

[(1, 278314712), (2, 139157356), (4, 69578678), (8, 34789339), (13, 21408824), (26, 10704412), (52, 5352206), (104, 2676103), (227, 1226056), (454, 613028), (908, 306514), (1816, 153257), (2951, 94312), (5902, 47156), (11789, 23608), (11804, 23578)]