28966875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{2207}}^1$

素因数の和:2237

約数の個数: 40

約数和(自身を含む): 55182336

約数和(自身を除く): 26215461

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 625, 875, 1875, 2207, 2625, 4375, 6621, 11035, 13125, 15449, 33105, 46347, 55175, 77245, 165525, 231735, 275875, 386225, 827625, 1158675, 1379375, 1931125, 4138125, 5793375, 9655625, 28966875]

約数ペア:

[(1, 28966875), (3, 9655625), (5, 5793375), (7, 4138125), (15, 1931125), (21, 1379375), (25, 1158675), (35, 827625), (75, 386225), (105, 275875), (125, 231735), (175, 165525), (375, 77245), (525, 55175), (625, 46347), (875, 33105), (1875, 15449), (2207, 13125), (2625, 11035), (4375, 6621)]