221555667

素因数分解:

$3^1\times {\mathrm{31}}^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:200

約数の個数: 32

約数和(自身を含む): 318183424

約数和(自身を除く): 96627757

約数列:

[1, 3, 31, 37, 67, 93, 111, 201, 961, 1147, 2077, 2479, 2883, 3441, 6231, 7437, 29791, 35557, 64387, 76849, 89373, 106671, 193161, 230547, 1102267, 1995997, 2382319, 3306801, 5987991, 7146957, 73851889, 221555667]

約数ペア:

[(1, 221555667), (3, 73851889), (31, 7146957), (37, 5987991), (67, 3306801), (93, 2382319), (111, 1995997), (201, 1102267), (961, 230547), (1147, 193161), (2077, 106671), (2479, 89373), (2883, 76849), (3441, 64387), (6231, 35557), (7437, 29791)]