91386470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:885

約数の個数: 48

約数和(自身を含む): 192239568

約数和(自身を除く): 100853098

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 421, 443, 490, 842, 886, 2105, 2215, 2947, 3101, 4210, 4430, 5894, 6202, 14735, 15505, 20629, 21707, 29470, 31010, 41258, 43414, 103145, 108535, 186503, 206290, 217070, 373006, 932515, 1305521, 1865030, 2611042, 6527605, 9138647, 13055210, 18277294, 45693235, 91386470]

約数ペア:

[(1, 91386470), (2, 45693235), (5, 18277294), (7, 13055210), (10, 9138647), (14, 6527605), (35, 2611042), (49, 1865030), (70, 1305521), (98, 932515), (245, 373006), (421, 217070), (443, 206290), (490, 186503), (842, 108535), (886, 103145), (2105, 43414), (2215, 41258), (2947, 31010), (3101, 29470), (4210, 21707), (4430, 20629), (5894, 15505), (6202, 14735)]