65121716

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1040

約数の個数: 36

約数和(自身を含む): 126210084

約数和(自身を除く): 61088368

約数列:

[1, 2, 4, 11, 22, 44, 121, 157, 242, 314, 484, 628, 857, 1714, 1727, 3428, 3454, 6908, 9427, 18854, 18997, 37708, 37994, 75988, 103697, 134549, 207394, 269098, 414788, 538196, 1480039, 2960078, 5920156, 16280429, 32560858, 65121716]

約数ペア:

[(1, 65121716), (2, 32560858), (4, 16280429), (11, 5920156), (22, 2960078), (44, 1480039), (121, 538196), (157, 414788), (242, 269098), (314, 207394), (484, 134549), (628, 103697), (857, 75988), (1714, 37994), (1727, 37708), (3428, 18997), (3454, 18854), (6908, 9427)]