201428279468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{2804939}}^1$

素因数の和:2806337

約数の個数: 24

約数和(自身を含む): 379889853840

約数和(自身を除く): 178461574372

約数列:

[1, 2, 4, 13, 26, 52, 1381, 2762, 5524, 17953, 35906, 71812, 2804939, 5609878, 11219756, 36464207, 72928414, 145856828, 3873620759, 7747241518, 15494483036, 50357069867, 100714139734, 201428279468]

約数ペア:

[(1, 201428279468), (2, 100714139734), (4, 50357069867), (13, 15494483036), (26, 7747241518), (52, 3873620759), (1381, 145856828), (2762, 72928414), (5524, 36464207), (17953, 11219756), (35906, 5609878), (71812, 2804939)]