27880022015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7627913}}^1$

素因数の和:7627978

約数の個数: 16

約数和(自身を含む): 36247847328

約数和(自身を除く): 8367825313

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 7627913, 38139565, 129674521, 328000259, 648372605, 1640001295, 5576004403, 27880022015]

約数ペア:

[(1, 27880022015), (5, 5576004403), (17, 1640001295), (43, 648372605), (85, 328000259), (215, 129674521), (731, 38139565), (3655, 7627913)]