29871756

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:915

約数の個数: 72

約数和(自身を含む): 80720640

約数和(自身を除く): 50848884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 43, 46, 69, 86, 92, 129, 138, 172, 207, 258, 276, 387, 414, 516, 774, 828, 839, 989, 1548, 1678, 1978, 2517, 2967, 3356, 3956, 5034, 5934, 7551, 8901, 10068, 11868, 15102, 17802, 19297, 30204, 35604, 36077, 38594, 57891, 72154, 77188, 108231, 115782, 144308, 173673, 216462, 231564, 324693, 347346, 432924, 649386, 694692, 829771, 1298772, 1659542, 2489313, 3319084, 4978626, 7467939, 9957252, 14935878, 29871756]

約数ペア:

[(1, 29871756), (2, 14935878), (3, 9957252), (4, 7467939), (6, 4978626), (9, 3319084), (12, 2489313), (18, 1659542), (23, 1298772), (36, 829771), (43, 694692), (46, 649386), (69, 432924), (86, 347346), (92, 324693), (129, 231564), (138, 216462), (172, 173673), (207, 144308), (258, 115782), (276, 108231), (387, 77188), (414, 72154), (516, 57891), (774, 38594), (828, 36077), (839, 35604), (989, 30204), (1548, 19297), (1678, 17802), (1978, 15102), (2517, 11868), (2967, 10068), (3356, 8901), (3956, 7551), (5034, 5934)]