31681764

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:577

約数の個数: 72

約数和(自身を含む): 84756672

約数和(自身を除く): 53074908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 83, 92, 138, 166, 207, 249, 276, 332, 414, 461, 498, 747, 828, 922, 996, 1383, 1494, 1844, 1909, 2766, 2988, 3818, 4149, 5532, 5727, 7636, 8298, 10603, 11454, 16596, 17181, 21206, 22908, 31809, 34362, 38263, 42412, 63618, 68724, 76526, 95427, 114789, 127236, 153052, 190854, 229578, 344367, 381708, 459156, 688734, 880049, 1377468, 1760098, 2640147, 3520196, 5280294, 7920441, 10560588, 15840882, 31681764]

約数ペア:

[(1, 31681764), (2, 15840882), (3, 10560588), (4, 7920441), (6, 5280294), (9, 3520196), (12, 2640147), (18, 1760098), (23, 1377468), (36, 880049), (46, 688734), (69, 459156), (83, 381708), (92, 344367), (138, 229578), (166, 190854), (207, 153052), (249, 127236), (276, 114789), (332, 95427), (414, 76526), (461, 68724), (498, 63618), (747, 42412), (828, 38263), (922, 34362), (996, 31809), (1383, 22908), (1494, 21206), (1844, 17181), (1909, 16596), (2766, 11454), (2988, 10603), (3818, 8298), (4149, 7636), (5532, 5727)]