128743312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{473321}}^1$

素因数の和:473346

約数の個数: 20

約数和(自身を含む): 264113676

約数和(自身を除く): 135370364

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 473321, 946642, 1893284, 3786568, 7573136, 8046457, 16092914, 32185828, 64371656, 128743312]

約数ペア:

[(1, 128743312), (2, 64371656), (4, 32185828), (8, 16092914), (16, 8046457), (17, 7573136), (34, 3786568), (68, 1893284), (136, 946642), (272, 473321)]