81711908

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{733}}^1$

素因数の和:828

約数の個数: 36

約数和(自身を含む): 153061020

約数和(自身を除く): 71349112

約数列:

[1, 2, 4, 29, 31, 58, 62, 116, 124, 733, 899, 961, 1466, 1798, 1922, 2932, 3596, 3844, 21257, 22723, 27869, 42514, 45446, 55738, 85028, 90892, 111476, 658967, 704413, 1317934, 1408826, 2635868, 2817652, 20427977, 40855954, 81711908]

約数ペア:

[(1, 81711908), (2, 40855954), (4, 20427977), (29, 2817652), (31, 2635868), (58, 1408826), (62, 1317934), (116, 704413), (124, 658967), (733, 111476), (899, 90892), (961, 85028), (1466, 55738), (1798, 45446), (1922, 42514), (2932, 27869), (3596, 22723), (3844, 21257)]