212985654

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{724441}}^1$

素因数の和:724460

約数の個数: 24

約数和(自身を含む): 495518328

約数和(自身を除く): 282532674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 724441, 1448882, 2173323, 4346646, 5071087, 10142174, 15213261, 30426522, 35497609, 70995218, 106492827, 212985654]

約数ペア:

[(1, 212985654), (2, 106492827), (3, 70995218), (6, 35497609), (7, 30426522), (14, 15213261), (21, 10142174), (42, 5071087), (49, 4346646), (98, 2173323), (147, 1448882), (294, 724441)]