72707145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16889}}^1$

素因数の和:16945

約数の個数: 32

約数和(自身を含む): 136200960

約数和(自身を除く): 63493815

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 16889, 50667, 84445, 118223, 253335, 354669, 591115, 692449, 1773345, 2077347, 3462245, 4847143, 10386735, 14541429, 24235715, 72707145]

約数ペア:

[(1, 72707145), (3, 24235715), (5, 14541429), (7, 10386735), (15, 4847143), (21, 3462245), (35, 2077347), (41, 1773345), (105, 692449), (123, 591115), (205, 354669), (287, 253335), (615, 118223), (861, 84445), (1435, 50667), (4305, 16889)]