156740884

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{135589}}^1$

素因数の和:135627

約数の個数: 18

約数和(自身を含む): 291382910

約数和(自身を除く): 134642026

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 135589, 271178, 542356, 2305013, 4610026, 9220052, 39185221, 78370442, 156740884]

約数ペア:

[(1, 156740884), (2, 78370442), (4, 39185221), (17, 9220052), (34, 4610026), (68, 2305013), (289, 542356), (578, 271178), (1156, 135589)]