61291647

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 100088352

約数和(自身を除く): 38796705

約数列:

[1, 3, 9, 17, 27, 37, 51, 81, 111, 153, 243, 333, 401, 459, 629, 999, 1203, 1377, 1887, 2997, 3609, 4131, 5661, 6817, 8991, 10827, 14837, 16983, 20451, 32481, 44511, 50949, 61353, 97443, 133533, 152847, 184059, 252229, 400599, 552177, 756687, 1201797, 1656531, 2270061, 3605391, 6810183, 20430549, 61291647]

約数ペア:

[(1, 61291647), (3, 20430549), (9, 6810183), (17, 3605391), (27, 2270061), (37, 1656531), (51, 1201797), (81, 756687), (111, 552177), (153, 400599), (243, 252229), (333, 184059), (401, 152847), (459, 133533), (629, 97443), (999, 61353), (1203, 50949), (1377, 44511), (1887, 32481), (2997, 20451), (3609, 16983), (4131, 14837), (5661, 10827), (6817, 8991)]