81434628

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8941}}^1$

素因数の和:8985

約数の個数: 72

約数和(自身を含む): 234351936

約数和(自身を除く): 152917308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 2277, 3036, 4554, 8941, 9108, 17882, 26823, 35764, 53646, 80469, 98351, 107292, 160938, 196702, 205643, 295053, 321876, 393404, 411286, 590106, 616929, 822572, 885159, 1180212, 1233858, 1770318, 1850787, 2262073, 2467716, 3540636, 3701574, 4524146, 6786219, 7403148, 9048292, 13572438, 20358657, 27144876, 40717314, 81434628]

約数ペア:

[(1, 81434628), (2, 40717314), (3, 27144876), (4, 20358657), (6, 13572438), (9, 9048292), (11, 7403148), (12, 6786219), (18, 4524146), (22, 3701574), (23, 3540636), (33, 2467716), (36, 2262073), (44, 1850787), (46, 1770318), (66, 1233858), (69, 1180212), (92, 885159), (99, 822572), (132, 616929), (138, 590106), (198, 411286), (207, 393404), (253, 321876), (276, 295053), (396, 205643), (414, 196702), (506, 160938), (759, 107292), (828, 98351), (1012, 80469), (1518, 53646), (2277, 35764), (3036, 26823), (4554, 17882), (8941, 9108)]