72471212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{15991}}^1$

素因数の和:16109

約数の個数: 24

約数和(自身を含む): 139706112

約数和(自身を除く): 67234900

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4532, 15991, 31982, 63964, 175901, 351802, 703604, 1647073, 3294146, 6588292, 18117803, 36235606, 72471212]

約数ペア:

[(1, 72471212), (2, 36235606), (4, 18117803), (11, 6588292), (22, 3294146), (44, 1647073), (103, 703604), (206, 351802), (412, 175901), (1133, 63964), (2266, 31982), (4532, 15991)]