165539164

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137491}}^1$

素因数の和:137545

約数の個数: 24

約数和(自身を含む): 338780288

約数和(自身を除く): 173241124

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 137491, 274982, 549964, 962437, 1924874, 3849748, 5912113, 11824226, 23648452, 41384791, 82769582, 165539164]

約数ペア:

[(1, 165539164), (2, 82769582), (4, 41384791), (7, 23648452), (14, 11824226), (28, 5912113), (43, 3849748), (86, 1924874), (172, 962437), (301, 549964), (602, 274982), (1204, 137491)]