209741085

素因数分解:

$3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{9157}}^1$

素因数の和:9677

約数の個数: 24

約数和(自身を含む): 364305240

約数和(自身を除く): 154564155

約数列:

[1, 3, 5, 9, 15, 45, 509, 1527, 2545, 4581, 7635, 9157, 22905, 27471, 45785, 82413, 137355, 412065, 4660913, 13982739, 23304565, 41948217, 69913695, 209741085]

約数ペア:

[(1, 209741085), (3, 69913695), (5, 41948217), (9, 23304565), (15, 13982739), (45, 4660913), (509, 412065), (1527, 137355), (2545, 82413), (4581, 45785), (7635, 27471), (9157, 22905)]