25247229

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19709}}^1$

素因数の和:19780

約数の個数: 16

約数和(自身を含む): 39104640

約数和(自身を除く): 13857411

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 19709, 59127, 137963, 413889, 1202249, 3606747, 8415743, 25247229]

約数ペア:

[(1, 25247229), (3, 8415743), (7, 3606747), (21, 1202249), (61, 413889), (183, 137963), (427, 59127), (1281, 19709)]