16705125

素因数分解:

$3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 31150080

約数和(自身を除く): 14444955

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 375, 465, 479, 775, 1125, 1395, 1437, 2325, 2395, 3875, 4311, 6975, 7185, 11625, 11975, 14849, 21555, 34875, 35925, 44547, 59875, 74245, 107775, 133641, 179625, 222735, 371225, 538875, 668205, 1113675, 1856125, 3341025, 5568375, 16705125]

約数ペア:

[(1, 16705125), (3, 5568375), (5, 3341025), (9, 1856125), (15, 1113675), (25, 668205), (31, 538875), (45, 371225), (75, 222735), (93, 179625), (125, 133641), (155, 107775), (225, 74245), (279, 59875), (375, 44547), (465, 35925), (479, 34875), (775, 21555), (1125, 14849), (1395, 11975), (1437, 11625), (2325, 7185), (2395, 6975), (3875, 4311)]