280736716

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{601}}^1\times {\mathrm{691}}^1$

素因数の和:1322

約数の個数: 36

約数和(自身を含む): 533644104

約数和(自身を除く): 252907388

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 601, 676, 691, 1202, 1382, 2404, 2764, 7813, 8983, 15626, 17966, 31252, 35932, 101569, 116779, 203138, 233558, 406276, 415291, 467116, 830582, 1661164, 5398783, 10797566, 21595132, 70184179, 140368358, 280736716]

約数ペア:

[(1, 280736716), (2, 140368358), (4, 70184179), (13, 21595132), (26, 10797566), (52, 5398783), (169, 1661164), (338, 830582), (601, 467116), (676, 415291), (691, 406276), (1202, 233558), (1382, 203138), (2404, 116779), (2764, 101569), (7813, 35932), (8983, 31252), (15626, 17966)]