289205026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{215503}}^1$

素因数の和:215577

約数の個数: 16

約数和(自身を含む): 481004928

約数和(自身を除く): 191799902

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 215503, 431006, 2370533, 4741066, 13145683, 26291366, 144602513, 289205026]

約数ペア:

[(1, 289205026), (2, 144602513), (11, 26291366), (22, 13145683), (61, 4741066), (122, 2370533), (671, 431006), (1342, 215503)]