71437405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 96243840

約数和(自身を除く): 24806435

約数列:

[1, 5, 13, 43, 61, 65, 215, 305, 419, 559, 793, 2095, 2623, 2795, 3965, 5447, 13115, 18017, 25559, 27235, 34099, 90085, 127795, 170495, 234221, 332267, 1099037, 1171105, 1661335, 5495185, 14287481, 71437405]

約数ペア:

[(1, 71437405), (5, 14287481), (13, 5495185), (43, 1661335), (61, 1171105), (65, 1099037), (215, 332267), (305, 234221), (419, 170495), (559, 127795), (793, 90085), (2095, 34099), (2623, 27235), (2795, 25559), (3965, 18017), (5447, 13115)]