688135252

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{20161}}^1$

素因数の和:20248

約数の個数: 48

約数和(自身を含む): 1463277312

約数和(自身を除く): 775142060

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 53, 92, 106, 161, 212, 322, 371, 644, 742, 1219, 1484, 2438, 4876, 8533, 17066, 20161, 34132, 40322, 80644, 141127, 282254, 463703, 564508, 927406, 1068533, 1854812, 2137066, 3245921, 4274132, 6491842, 7479731, 12983684, 14959462, 24576259, 29918924, 49152518, 98305036, 172033813, 344067626, 688135252]

約数ペア:

[(1, 688135252), (2, 344067626), (4, 172033813), (7, 98305036), (14, 49152518), (23, 29918924), (28, 24576259), (46, 14959462), (53, 12983684), (92, 7479731), (106, 6491842), (161, 4274132), (212, 3245921), (322, 2137066), (371, 1854812), (644, 1068533), (742, 927406), (1219, 564508), (1484, 463703), (2438, 282254), (4876, 141127), (8533, 80644), (17066, 40322), (20161, 34132)]