28064535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 47915712

約数和(自身を除く): 19851177

約数列:

[1, 3, 5, 15, 17, 51, 85, 157, 255, 471, 701, 785, 2103, 2355, 2669, 3505, 8007, 10515, 11917, 13345, 35751, 40035, 59585, 110057, 178755, 330171, 550285, 1650855, 1870969, 5612907, 9354845, 28064535]

約数ペア:

[(1, 28064535), (3, 9354845), (5, 5612907), (15, 1870969), (17, 1650855), (51, 550285), (85, 330171), (157, 178755), (255, 110057), (471, 59585), (701, 40035), (785, 35751), (2103, 13345), (2355, 11917), (2669, 10515), (3505, 8007)]