1287661938

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{5800279}}^1$

素因数の和:5800321

約数の個数: 16

約数和(自身を含む): 2644927680

約数和(自身を除く): 1357265742

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 5800279, 11600558, 17400837, 34801674, 214610323, 429220646, 643830969, 1287661938]

約数ペア:

[(1, 1287661938), (2, 643830969), (3, 429220646), (6, 214610323), (37, 34801674), (74, 17400837), (111, 11600558), (222, 5800279)]