27880055

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21529}}^1$

素因数の和:21578

約数の個数: 16

約数和(自身を含む): 39270720

約数和(自身を除く): 11390665

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 21529, 107645, 150703, 753515, 796573, 3982865, 5576011, 27880055]

約数ペア:

[(1, 27880055), (5, 5576011), (7, 3982865), (35, 796573), (37, 753515), (185, 150703), (259, 107645), (1295, 21529)]