864953643

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 1211645952

約数和(自身を除く): 346692309

約数列:

[1, 3, 43, 47, 129, 141, 331, 431, 993, 1293, 2021, 6063, 14233, 15557, 18533, 20257, 42699, 46671, 55599, 60771, 142661, 427983, 668951, 871051, 2006853, 2613153, 6134423, 6705067, 18403269, 20115201, 288317881, 864953643]

約数ペア:

[(1, 864953643), (3, 288317881), (43, 20115201), (47, 18403269), (129, 6705067), (141, 6134423), (331, 2613153), (431, 2006853), (993, 871051), (1293, 668951), (2021, 427983), (6063, 142661), (14233, 60771), (15557, 55599), (18533, 46671), (20257, 42699)]