20171805975

素因数分解:

$3^3\times 5^2\times {\mathrm{2909}}^1\times {\mathrm{10273}}^1$

素因数の和:13201

約数の個数: 48

約数和(自身を含む): 37072701600

約数和(自身を除く): 16900895625

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 2909, 8727, 10273, 14545, 26181, 30819, 43635, 51365, 72725, 78543, 92457, 130905, 154095, 218175, 256825, 277371, 392715, 462285, 654525, 770475, 1386855, 1963575, 2311425, 6934275, 29884157, 89652471, 149420785, 268957413, 448262355, 747103925, 806872239, 1344787065, 2241311775, 4034361195, 6723935325, 20171805975]

約数ペア:

[(1, 20171805975), (3, 6723935325), (5, 4034361195), (9, 2241311775), (15, 1344787065), (25, 806872239), (27, 747103925), (45, 448262355), (75, 268957413), (135, 149420785), (225, 89652471), (675, 29884157), (2909, 6934275), (8727, 2311425), (10273, 1963575), (14545, 1386855), (26181, 770475), (30819, 654525), (43635, 462285), (51365, 392715), (72725, 277371), (78543, 256825), (92457, 218175), (130905, 154095)]