128394492

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{71809}}^1$

素因数の和:71965

約数の個数: 24

約数和(自身を含む): 301602000

約数和(自身を除く): 173207508

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 447, 596, 894, 1788, 71809, 143618, 215427, 287236, 430854, 861708, 10699541, 21399082, 32098623, 42798164, 64197246, 128394492]

約数ペア:

[(1, 128394492), (2, 64197246), (3, 42798164), (4, 32098623), (6, 21399082), (12, 10699541), (149, 861708), (298, 430854), (447, 287236), (596, 215427), (894, 143618), (1788, 71809)]