81330082

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{1447}}^1$

素因数の和:1785

約数の個数: 16

約数和(自身を含む): 123543360

約数和(自身を除く): 42213278

約数列:

[1, 2, 157, 179, 314, 358, 1447, 2894, 28103, 56206, 227179, 259013, 454358, 518026, 40665041, 81330082]

約数ペア:

[(1, 81330082), (2, 40665041), (157, 518026), (179, 454358), (314, 259013), (358, 227179), (1447, 56206), (2894, 28103)]