25979697

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{7459}}^1$

素因数の和:7514

約数の個数: 20

約数和(自身を含む): 39717040

約数和(自身を除く): 13737343

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 7459, 22377, 67131, 201393, 320737, 604179, 962211, 2886633, 8659899, 25979697]

約数ペア:

[(1, 25979697), (3, 8659899), (9, 2886633), (27, 962211), (43, 604179), (81, 320737), (129, 201393), (387, 67131), (1161, 22377), (3483, 7459)]