133835312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{643439}}^1$

素因数の和:643460

約数の個数: 20

約数和(自身を含む): 279252960

約数和(自身を除く): 145417648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 643439, 1286878, 2573756, 5147512, 8364707, 10295024, 16729414, 33458828, 66917656, 133835312]

約数ペア:

[(1, 133835312), (2, 66917656), (4, 33458828), (8, 16729414), (13, 10295024), (16, 8364707), (26, 5147512), (52, 2573756), (104, 1286878), (208, 643439)]