22115611

素因数分解:

$7^4\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 20

約数和(自身を含む): 26396624

約数和(自身を除く): 4281013

約数列:

[1, 7, 49, 61, 151, 343, 427, 1057, 2401, 2989, 7399, 9211, 20923, 51793, 64477, 146461, 362551, 451339, 3159373, 22115611]

約数ペア:

[(1, 22115611), (7, 3159373), (49, 451339), (61, 362551), (151, 146461), (343, 64477), (427, 51793), (1057, 20923), (2401, 9211), (2989, 7399)]