281417466

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2083}}^1$

素因数の和:2211

約数の個数: 64

約数和(自身を含む): 648207360

約数和(自身を除く): 366789894

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 89, 138, 178, 253, 267, 506, 534, 759, 979, 1518, 1958, 2047, 2083, 2937, 4094, 4166, 5874, 6141, 6249, 12282, 12498, 22517, 22913, 45034, 45826, 47909, 67551, 68739, 95818, 135102, 137478, 143727, 185387, 287454, 370774, 526999, 556161, 1053998, 1112322, 1580997, 2039257, 3161994, 4078514, 4263901, 6117771, 8527802, 12235542, 12791703, 25583406, 46902911, 93805822, 140708733, 281417466]

約数ペア:

[(1, 281417466), (2, 140708733), (3, 93805822), (6, 46902911), (11, 25583406), (22, 12791703), (23, 12235542), (33, 8527802), (46, 6117771), (66, 4263901), (69, 4078514), (89, 3161994), (138, 2039257), (178, 1580997), (253, 1112322), (267, 1053998), (506, 556161), (534, 526999), (759, 370774), (979, 287454), (1518, 185387), (1958, 143727), (2047, 137478), (2083, 135102), (2937, 95818), (4094, 68739), (4166, 67551), (5874, 47909), (6141, 45826), (6249, 45034), (12282, 22913), (12498, 22517)]