158406908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{509}}^1\times {\mathrm{643}}^1$

素因数の和:1178

約数の個数: 36

約数和(自身を含む): 305777640

約数和(自身を除く): 147370732

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 509, 643, 1018, 1286, 2036, 2572, 5599, 7073, 11198, 14146, 22396, 28292, 61589, 77803, 123178, 155606, 246356, 311212, 327287, 654574, 1309148, 3600157, 7200314, 14400628, 39601727, 79203454, 158406908]

約数ペア:

[(1, 158406908), (2, 79203454), (4, 39601727), (11, 14400628), (22, 7200314), (44, 3600157), (121, 1309148), (242, 654574), (484, 327287), (509, 311212), (643, 246356), (1018, 155606), (1286, 123178), (2036, 77803), (2572, 61589), (5599, 28292), (7073, 22396), (11198, 14146)]