39999933

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 61332480

約数和(自身を除く): 21332547

約数列:

[1, 3, 9, 27, 43, 129, 131, 263, 387, 393, 789, 1161, 1179, 2367, 3537, 5633, 7101, 11309, 16899, 33927, 34453, 50697, 101781, 103359, 152091, 305343, 310077, 930231, 1481479, 4444437, 13333311, 39999933]

約数ペア:

[(1, 39999933), (3, 13333311), (9, 4444437), (27, 1481479), (43, 930231), (129, 310077), (131, 305343), (263, 152091), (387, 103359), (393, 101781), (789, 50697), (1161, 34453), (1179, 33927), (2367, 16899), (3537, 11309), (5633, 7101)]