87400859

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1153}}^1$

素因数の和:1204

約数の個数: 32

約数和(自身を含む): 116323200

約数和(自身を除く): 28922341

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 343, 637, 833, 1153, 1547, 4459, 5831, 8071, 10829, 14989, 19601, 56497, 75803, 104923, 137207, 254813, 395479, 734461, 960449, 1783691, 5141227, 6723143, 12485837, 87400859]

約数ペア:

[(1, 87400859), (7, 12485837), (13, 6723143), (17, 5141227), (49, 1783691), (91, 960449), (119, 734461), (221, 395479), (343, 254813), (637, 137207), (833, 104923), (1153, 75803), (1547, 56497), (4459, 19601), (5831, 14989), (8071, 10829)]