28124595

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20161}}^1$

素因数の和:20203

約数の個数: 24

約数和(自身を含む): 50324352

約数和(自身を除く): 22199757

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 20161, 60483, 100805, 181449, 302415, 624991, 907245, 1874973, 3124955, 5624919, 9374865, 28124595]

約数ペア:

[(1, 28124595), (3, 9374865), (5, 5624919), (9, 3124955), (15, 1874973), (31, 907245), (45, 624991), (93, 302415), (155, 181449), (279, 100805), (465, 60483), (1395, 20161)]