71964519

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3467}}^1$

素因数の和:3535

約数の個数: 32

約数和(自身を含む): 113861376

約数和(自身を除く): 41896857

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 1221, 1887, 3467, 6919, 10401, 20757, 38137, 58939, 114411, 128279, 176817, 384837, 648329, 1411069, 1944987, 2180743, 4233207, 6542229, 23988173, 71964519]

約数ペア:

[(1, 71964519), (3, 23988173), (11, 6542229), (17, 4233207), (33, 2180743), (37, 1944987), (51, 1411069), (111, 648329), (187, 384837), (407, 176817), (561, 128279), (629, 114411), (1221, 58939), (1887, 38137), (3467, 20757), (6919, 10401)]