81311544

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{66431}}^1$

素因数の和:66460

約数の個数: 48

約数和(自身を含む): 233176320

約数和(自身を除く): 151864776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 66431, 132862, 199293, 265724, 398586, 531448, 597879, 797172, 1129327, 1195758, 1594344, 2258654, 2391516, 3387981, 4517308, 4783032, 6775962, 9034616, 10163943, 13551924, 20327886, 27103848, 40655772, 81311544]

約数ペア:

[(1, 81311544), (2, 40655772), (3, 27103848), (4, 20327886), (6, 13551924), (8, 10163943), (9, 9034616), (12, 6775962), (17, 4783032), (18, 4517308), (24, 3387981), (34, 2391516), (36, 2258654), (51, 1594344), (68, 1195758), (72, 1129327), (102, 797172), (136, 597879), (153, 531448), (204, 398586), (306, 265724), (408, 199293), (612, 132862), (1224, 66431)]