51987258

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:513

約数の個数: 80

約数和(自身を含む): 126498240

約数和(自身を除く): 74510982

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 81, 86, 102, 129, 153, 162, 258, 306, 387, 439, 459, 731, 774, 878, 918, 1161, 1317, 1377, 1462, 2193, 2322, 2634, 2754, 3483, 3951, 4386, 6579, 6966, 7463, 7902, 11853, 13158, 14926, 18877, 19737, 22389, 23706, 35559, 37754, 39474, 44778, 56631, 59211, 67167, 71118, 113262, 118422, 134334, 169893, 201501, 320909, 339786, 403002, 509679, 604503, 641818, 962727, 1019358, 1209006, 1529037, 1925454, 2888181, 3058074, 5776362, 8664543, 17329086, 25993629, 51987258]

約数ペア:

[(1, 51987258), (2, 25993629), (3, 17329086), (6, 8664543), (9, 5776362), (17, 3058074), (18, 2888181), (27, 1925454), (34, 1529037), (43, 1209006), (51, 1019358), (54, 962727), (81, 641818), (86, 604503), (102, 509679), (129, 403002), (153, 339786), (162, 320909), (258, 201501), (306, 169893), (387, 134334), (439, 118422), (459, 113262), (731, 71118), (774, 67167), (878, 59211), (918, 56631), (1161, 44778), (1317, 39474), (1377, 37754), (1462, 35559), (2193, 23706), (2322, 22389), (2634, 19737), (2754, 18877), (3483, 14926), (3951, 13158), (4386, 11853), (6579, 7902), (6966, 7463)]