155220255

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{111269}}^1$

素因数の和:111311

約数の個数: 24

約数和(自身を含む): 277729920

約数和(自身を除く): 122509665

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 111269, 333807, 556345, 1001421, 1669035, 3449339, 5007105, 10348017, 17246695, 31044051, 51740085, 155220255]

約数ペア:

[(1, 155220255), (3, 51740085), (5, 31044051), (9, 17246695), (15, 10348017), (31, 5007105), (45, 3449339), (93, 1669035), (155, 1001421), (279, 556345), (465, 333807), (1395, 111269)]