30990201

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 49051008

約数和(自身を除く): 18060807

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 1221, 1493, 1887, 4479, 6919, 16423, 20757, 25381, 49269, 55241, 76143, 165723, 279191, 607651, 837573, 939097, 1822953, 2817291, 10330067, 30990201]

約数ペア:

[(1, 30990201), (3, 10330067), (11, 2817291), (17, 1822953), (33, 939097), (37, 837573), (51, 607651), (111, 279191), (187, 165723), (407, 76143), (561, 55241), (629, 49269), (1221, 25381), (1493, 20757), (1887, 16423), (4479, 6919)]