28195805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{8689}}^1$

素因数の和:8764

約数の個数: 16

約数和(自身を含む): 37540800

約数和(自身を除く): 9344995

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 8689, 43445, 95579, 477895, 512651, 2563255, 5639161, 28195805]

約数ペア:

[(1, 28195805), (5, 5639161), (11, 2563255), (55, 512651), (59, 477895), (295, 95579), (649, 43445), (3245, 8689)]