81387644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{33301}}^1$

素因数の和:33365

約数の個数: 24

約数和(自身を含む): 156652608

約数和(自身を除く): 75264964

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 33301, 66602, 133204, 432913, 865826, 1565147, 1731652, 3130294, 6260588, 20346911, 40693822, 81387644]

約数ペア:

[(1, 81387644), (2, 40693822), (4, 20346911), (13, 6260588), (26, 3130294), (47, 1731652), (52, 1565147), (94, 865826), (188, 432913), (611, 133204), (1222, 66602), (2444, 33301)]