18105003

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3229}}^1$

素因数の和:3331

約数の個数: 24

約数和(自身を含む): 30232800

約数和(自身を除く): 12127797

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 3229, 5607, 9687, 22603, 29061, 67809, 203427, 287381, 862143, 2011667, 2586429, 6035001, 18105003]

約数ペア:

[(1, 18105003), (3, 6035001), (7, 2586429), (9, 2011667), (21, 862143), (63, 287381), (89, 203427), (267, 67809), (623, 29061), (801, 22603), (1869, 9687), (3229, 5607)]