81502938

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1627}}^1$

素因数の和:1680

約数の個数: 72

約数和(自身を含む): 202666464

約数和(自身を除く): 121163526

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 121, 138, 198, 207, 242, 253, 363, 414, 506, 726, 759, 1089, 1518, 1627, 2178, 2277, 2783, 3254, 4554, 4881, 5566, 8349, 9762, 14643, 16698, 17897, 25047, 29286, 35794, 37421, 50094, 53691, 74842, 107382, 112263, 161073, 196867, 224526, 322146, 336789, 393734, 411631, 590601, 673578, 823262, 1181202, 1234893, 1771803, 2469786, 3543606, 3704679, 4527941, 7409358, 9055882, 13583823, 27167646, 40751469, 81502938]

約数ペア:

[(1, 81502938), (2, 40751469), (3, 27167646), (6, 13583823), (9, 9055882), (11, 7409358), (18, 4527941), (22, 3704679), (23, 3543606), (33, 2469786), (46, 1771803), (66, 1234893), (69, 1181202), (99, 823262), (121, 673578), (138, 590601), (198, 411631), (207, 393734), (242, 336789), (253, 322146), (363, 224526), (414, 196867), (506, 161073), (726, 112263), (759, 107382), (1089, 74842), (1518, 53691), (1627, 50094), (2178, 37421), (2277, 35794), (2783, 29286), (3254, 25047), (4554, 17897), (4881, 16698), (5566, 14643), (8349, 9762)]