15840882

素因数分解:

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

素因数の和:575

約数の個数: 48

約数和(自身を含む): 36324288

約数和(自身を除く): 20483406

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 83, 138, 166, 207, 249, 414, 461, 498, 747, 922, 1383, 1494, 1909, 2766, 3818, 4149, 5727, 8298, 10603, 11454, 17181, 21206, 31809, 34362, 38263, 63618, 76526, 95427, 114789, 190854, 229578, 344367, 688734, 880049, 1760098, 2640147, 5280294, 7920441, 15840882]

約数ペア:

[(1, 15840882), (2, 7920441), (3, 5280294), (6, 2640147), (9, 1760098), (18, 880049), (23, 688734), (46, 344367), (69, 229578), (83, 190854), (138, 114789), (166, 95427), (207, 76526), (249, 63618), (414, 38263), (461, 34362), (498, 31809), (747, 21206), (922, 17181), (1383, 11454), (1494, 10603), (1909, 8298), (2766, 5727), (3818, 4149)]