81698716

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{2861}}^1$

素因数の和:2946

約数の個数: 36

約数和(自身を含む): 159871320

約数和(自身を除く): 78172604

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 121, 236, 242, 484, 649, 1298, 2596, 2861, 5722, 7139, 11444, 14278, 28556, 31471, 62942, 125884, 168799, 337598, 346181, 675196, 692362, 1384724, 1856789, 3713578, 7427156, 20424679, 40849358, 81698716]

約数ペア:

[(1, 81698716), (2, 40849358), (4, 20424679), (11, 7427156), (22, 3713578), (44, 1856789), (59, 1384724), (118, 692362), (121, 675196), (236, 346181), (242, 337598), (484, 168799), (649, 125884), (1298, 62942), (2596, 31471), (2861, 28556), (5722, 14278), (7139, 11444)]