2818627

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 3562272

約数和(自身を除く): 743645

約数列:

[1, 7, 23, 41, 49, 61, 161, 287, 427, 943, 1127, 1403, 2009, 2501, 2989, 6601, 9821, 17507, 46207, 57523, 68747, 122549, 402661, 2818627]

約数ペア:

[(1, 2818627), (7, 402661), (23, 122549), (41, 68747), (49, 57523), (61, 46207), (161, 17507), (287, 9821), (427, 6601), (943, 2989), (1127, 2501), (1403, 2009)]