25998115

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2797}}^1$

素因数の和:2839

約数の個数: 24

約数和(自身を含む): 36866448

約数和(自身を除く): 10868333

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 2797, 9295, 13985, 30767, 36361, 153835, 181805, 399971, 472693, 1999855, 2363465, 5199623, 25998115]

約数ペア:

[(1, 25998115), (5, 5199623), (11, 2363465), (13, 1999855), (55, 472693), (65, 399971), (143, 181805), (169, 153835), (715, 36361), (845, 30767), (1859, 13985), (2797, 9295)]