128587734

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7297}}^1$

素因数の和:7405

約数の個数: 48

約数和(自身を含む): 307391760

約数和(自身を除く): 178804026

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 89, 99, 178, 198, 267, 534, 801, 979, 1602, 1958, 2937, 5874, 7297, 8811, 14594, 17622, 21891, 43782, 65673, 80267, 131346, 160534, 240801, 481602, 649433, 722403, 1298866, 1444806, 1948299, 3896598, 5844897, 7143763, 11689794, 14287526, 21431289, 42862578, 64293867, 128587734]

約数ペア:

[(1, 128587734), (2, 64293867), (3, 42862578), (6, 21431289), (9, 14287526), (11, 11689794), (18, 7143763), (22, 5844897), (33, 3896598), (66, 1948299), (89, 1444806), (99, 1298866), (178, 722403), (198, 649433), (267, 481602), (534, 240801), (801, 160534), (979, 131346), (1602, 80267), (1958, 65673), (2937, 43782), (5874, 21891), (7297, 17622), (8811, 14594)]