18502275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 34247808

約数和(自身を除く): 15745533

約数列:

[1, 3, 5, 11, 15, 25, 33, 41, 55, 75, 123, 165, 205, 275, 451, 547, 615, 825, 1025, 1353, 1641, 2255, 2735, 3075, 6017, 6765, 8205, 11275, 13675, 18051, 22427, 30085, 33825, 41025, 67281, 90255, 112135, 150425, 246697, 336405, 451275, 560675, 740091, 1233485, 1682025, 3700455, 6167425, 18502275]

約数ペア:

[(1, 18502275), (3, 6167425), (5, 3700455), (11, 1682025), (15, 1233485), (25, 740091), (33, 560675), (41, 451275), (55, 336405), (75, 246697), (123, 150425), (165, 112135), (205, 90255), (275, 67281), (451, 41025), (547, 33825), (615, 30085), (825, 22427), (1025, 18051), (1353, 13675), (1641, 11275), (2255, 8205), (2735, 6765), (3075, 6017)]