2790255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 4939200

約数和(自身を除く): 2148945

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 349, 533, 615, 1047, 1599, 1745, 2665, 4537, 5235, 7995, 13611, 14309, 22685, 42927, 68055, 71545, 186017, 214635, 558051, 930085, 2790255]

約数ペア:

[(1, 2790255), (3, 930085), (5, 558051), (13, 214635), (15, 186017), (39, 71545), (41, 68055), (65, 42927), (123, 22685), (195, 14309), (205, 13611), (349, 7995), (533, 5235), (615, 4537), (1047, 2665), (1599, 1745)]