51124491

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 87710688

約数和(自身を除く): 36586197

約数列:

[1, 3, 9, 11, 17, 33, 37, 51, 99, 111, 153, 187, 333, 407, 561, 629, 821, 1221, 1683, 1887, 2463, 3663, 5661, 6919, 7389, 9031, 13957, 20757, 27093, 30377, 41871, 62271, 81279, 91131, 125613, 153527, 273393, 334147, 460581, 516409, 1002441, 1381743, 1549227, 3007323, 4647681, 5680499, 17041497, 51124491]

約数ペア:

[(1, 51124491), (3, 17041497), (9, 5680499), (11, 4647681), (17, 3007323), (33, 1549227), (37, 1381743), (51, 1002441), (99, 516409), (111, 460581), (153, 334147), (187, 273393), (333, 153527), (407, 125613), (561, 91131), (629, 81279), (821, 62271), (1221, 41871), (1683, 30377), (1887, 27093), (2463, 20757), (3663, 13957), (5661, 9031), (6919, 7389)]