1999442915

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{1249}}^1\times {\mathrm{2521}}^1$

素因数の和:3902

約数の個数: 16

約数和(自身を含む): 2421120000

約数和(自身を除く): 421677085

約数列:

[1, 5, 127, 635, 1249, 2521, 6245, 12605, 158623, 320167, 793115, 1600835, 3148729, 15743645, 399888583, 1999442915]

約数ペア:

[(1, 1999442915), (5, 399888583), (127, 15743645), (635, 3148729), (1249, 1600835), (2521, 793115), (6245, 320167), (12605, 158623)]