221884434

素因数分解:

$2^1\times 3^4\times {\mathrm{1369657}}^1$

素因数の和:1369671

約数の個数: 20

約数和(自身を含む): 497185854

約数和(自身を除く): 275301420

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1369657, 2739314, 4108971, 8217942, 12326913, 24653826, 36980739, 73961478, 110942217, 221884434]

約数ペア:

[(1, 221884434), (2, 110942217), (3, 73961478), (6, 36980739), (9, 24653826), (18, 12326913), (27, 8217942), (54, 4108971), (81, 2739314), (162, 1369657)]