858664557

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 1316794752

約数和(自身を除く): 458130195

約数列:

[1, 3, 9, 27, 71, 81, 157, 213, 243, 317, 471, 639, 951, 1413, 1917, 2853, 4239, 5751, 8559, 11147, 12717, 17253, 22507, 25677, 33441, 38151, 49769, 67521, 77031, 100323, 149307, 202563, 300969, 447921, 607689, 902907, 1343763, 1823067, 2708721, 3533599, 4031289, 5469201, 10600797, 12093867, 31802391, 95407173, 286221519, 858664557]

約数ペア:

[(1, 858664557), (3, 286221519), (9, 95407173), (27, 31802391), (71, 12093867), (81, 10600797), (157, 5469201), (213, 4031289), (243, 3533599), (317, 2708721), (471, 1823067), (639, 1343763), (951, 902907), (1413, 607689), (1917, 447921), (2853, 300969), (4239, 202563), (5751, 149307), (8559, 100323), (11147, 77031), (12717, 67521), (17253, 49769), (22507, 38151), (25677, 33441)]