687900018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{14387}}^1$

素因数の和:15018

約数の個数: 32

約数和(自身を含む): 1484150976

約数和(自身を除く): 796250958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 613, 1226, 1839, 3678, 7969, 14387, 15938, 23907, 28774, 43161, 47814, 86322, 187031, 374062, 561093, 1122186, 8819231, 17638462, 26457693, 52915386, 114650003, 229300006, 343950009, 687900018]

約数ペア:

[(1, 687900018), (2, 343950009), (3, 229300006), (6, 114650003), (13, 52915386), (26, 26457693), (39, 17638462), (78, 8819231), (613, 1122186), (1226, 561093), (1839, 374062), (3678, 187031), (7969, 86322), (14387, 47814), (15938, 43161), (23907, 28774)]