665004215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1103}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 871347456

約数和(自身を除く): 206343241

約数列:

[1, 5, 17, 41, 85, 173, 205, 697, 865, 1103, 2941, 3485, 5515, 7093, 14705, 18751, 35465, 45223, 93755, 120581, 190819, 226115, 602905, 768791, 954095, 3243923, 3843955, 7823579, 16219615, 39117895, 133000843, 665004215]

約数ペア:

[(1, 665004215), (5, 133000843), (17, 39117895), (41, 16219615), (85, 7823579), (173, 3843955), (205, 3243923), (697, 954095), (865, 768791), (1103, 602905), (2941, 226115), (3485, 190819), (5515, 120581), (7093, 93755), (14705, 45223), (18751, 35465)]