86869874

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 168376320

約数和(自身を除く): 81506446

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 89, 91, 173, 178, 182, 217, 346, 403, 434, 623, 806, 1157, 1211, 1246, 2249, 2314, 2422, 2759, 2821, 4498, 5363, 5518, 5642, 8099, 10726, 15397, 15743, 16198, 19313, 30794, 31486, 35867, 37541, 38626, 69719, 71734, 75082, 107779, 139438, 200161, 215558, 251069, 400322, 477307, 488033, 502138, 954614, 976066, 1401127, 2802254, 3341149, 6204991, 6682298, 12409982, 43434937, 86869874]

約数ペア:

[(1, 86869874), (2, 43434937), (7, 12409982), (13, 6682298), (14, 6204991), (26, 3341149), (31, 2802254), (62, 1401127), (89, 976066), (91, 954614), (173, 502138), (178, 488033), (182, 477307), (217, 400322), (346, 251069), (403, 215558), (434, 200161), (623, 139438), (806, 107779), (1157, 75082), (1211, 71734), (1246, 69719), (2249, 38626), (2314, 37541), (2422, 35867), (2759, 31486), (2821, 30794), (4498, 19313), (5363, 16198), (5518, 15743), (5642, 15397), (8099, 10726)]