15165756

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 40023984

約数和(自身を除く): 24858228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 97, 101, 129, 172, 194, 202, 258, 291, 303, 387, 388, 404, 516, 582, 606, 774, 873, 909, 1164, 1212, 1548, 1746, 1818, 3492, 3636, 4171, 4343, 8342, 8686, 9797, 12513, 13029, 16684, 17372, 19594, 25026, 26058, 29391, 37539, 39087, 39188, 50052, 52116, 58782, 75078, 78174, 88173, 117564, 150156, 156348, 176346, 352692, 421271, 842542, 1263813, 1685084, 2527626, 3791439, 5055252, 7582878, 15165756]

約数ペア:

[(1, 15165756), (2, 7582878), (3, 5055252), (4, 3791439), (6, 2527626), (9, 1685084), (12, 1263813), (18, 842542), (36, 421271), (43, 352692), (86, 176346), (97, 156348), (101, 150156), (129, 117564), (172, 88173), (194, 78174), (202, 75078), (258, 58782), (291, 52116), (303, 50052), (387, 39188), (388, 39087), (404, 37539), (516, 29391), (582, 26058), (606, 25026), (774, 19594), (873, 17372), (909, 16684), (1164, 13029), (1212, 12513), (1548, 9797), (1746, 8686), (1818, 8342), (3492, 4343), (3636, 4171)]