13326243

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 21046272

約数和(自身を除く): 7720029

約数列:

[1, 3, 7, 21, 61, 101, 103, 183, 303, 309, 427, 707, 721, 1281, 2121, 2163, 6161, 6283, 10403, 18483, 18849, 31209, 43127, 43981, 72821, 129381, 131943, 218463, 634583, 1903749, 4442081, 13326243]

約数ペア:

[(1, 13326243), (3, 4442081), (7, 1903749), (21, 634583), (61, 218463), (101, 131943), (103, 129381), (183, 72821), (303, 43981), (309, 43127), (427, 31209), (707, 18849), (721, 18483), (1281, 10403), (2121, 6283), (2163, 6161)]