71290947

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6073}}^1$

素因数の和:6139

約数の個数: 32

約数和(自身を含む): 119730688

約数和(自身を除く): 48439741

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3913, 6073, 11739, 18219, 42511, 78949, 127533, 236847, 261139, 552643, 783417, 1657929, 1827973, 3394807, 5483919, 10184421, 23763649, 71290947]

約数ペア:

[(1, 71290947), (3, 23763649), (7, 10184421), (13, 5483919), (21, 3394807), (39, 1827973), (43, 1657929), (91, 783417), (129, 552643), (273, 261139), (301, 236847), (559, 127533), (903, 78949), (1677, 42511), (3913, 18219), (6073, 11739)]