24987613

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 29303680

約数和(自身を除く): 4316067

約数列:

[1, 7, 61, 139, 421, 427, 973, 2947, 8479, 25681, 58519, 59353, 179767, 409633, 3569659, 24987613]

約数ペア:

[(1, 24987613), (7, 3569659), (61, 409633), (139, 179767), (421, 59353), (427, 58519), (973, 25681), (2947, 8479)]