1345005

素因数分解:

$3^8\times 5^1\times {\mathrm{41}}^1$

素因数の和:70

約数の個数: 36

約数和(自身を含む): 2479932

約数和(自身を除く): 1134927

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 369, 405, 615, 729, 1107, 1215, 1845, 2187, 3321, 3645, 5535, 6561, 9963, 10935, 16605, 29889, 32805, 49815, 89667, 149445, 269001, 448335, 1345005]

約数ペア:

[(1, 1345005), (3, 448335), (5, 269001), (9, 149445), (15, 89667), (27, 49815), (41, 32805), (45, 29889), (81, 16605), (123, 10935), (135, 9963), (205, 6561), (243, 5535), (369, 3645), (405, 3321), (615, 2187), (729, 1845), (1107, 1215)]