2100778755

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{20807}}^1$

素因数の和:20995

約数の個数: 32

約数和(自身を含む): 3451797504

約数和(自身を除く): 1351018749

約数列:

[1, 3, 5, 15, 53, 127, 159, 265, 381, 635, 795, 1905, 6731, 20193, 20807, 33655, 62421, 100965, 104035, 312105, 1102771, 2642489, 3308313, 5513855, 7927467, 13212445, 16541565, 39637335, 140051917, 420155751, 700259585, 2100778755]

約数ペア:

[(1, 2100778755), (3, 700259585), (5, 420155751), (15, 140051917), (53, 39637335), (127, 16541565), (159, 13212445), (265, 7927467), (381, 5513855), (635, 3308313), (795, 2642489), (1905, 1102771), (6731, 312105), (20193, 104035), (20807, 100965), (33655, 62421)]