56640255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17401}}^1$

素因数の和:17447

約数の個数: 32

約数和(自身を含む): 106917888

約数和(自身を除く): 50277633

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 17401, 52203, 87005, 121807, 261015, 365421, 539431, 609035, 1618293, 1827105, 2697155, 3776017, 8091465, 11328051, 18880085, 56640255]

約数ペア:

[(1, 56640255), (3, 18880085), (5, 11328051), (7, 8091465), (15, 3776017), (21, 2697155), (31, 1827105), (35, 1618293), (93, 609035), (105, 539431), (155, 365421), (217, 261015), (465, 121807), (651, 87005), (1085, 52203), (3255, 17401)]