81215144

素因数分解:

$2^3\times {\mathrm{613}}^1\times {\mathrm{16561}}^1$

素因数の和:17180

約数の個数: 16

約数和(自身を含む): 152536020

約数和(自身を除く): 71320876

約数列:

[1, 2, 4, 8, 613, 1226, 2452, 4904, 16561, 33122, 66244, 132488, 10151893, 20303786, 40607572, 81215144]

約数ペア:

[(1, 81215144), (2, 40607572), (4, 20303786), (8, 10151893), (613, 132488), (1226, 66244), (2452, 33122), (4904, 16561)]