1628756874

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{65239}}^1$

素因数の和:65339

約数の個数: 48

約数和(自身を含む): 3765652800

約数和(自身を除く): 2136895926

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 1314, 1387, 2774, 4161, 8322, 12483, 24966, 65239, 130478, 195717, 391434, 587151, 1174302, 1239541, 2479082, 3718623, 4762447, 7437246, 9524894, 11155869, 14287341, 22311738, 28574682, 42862023, 85724046, 90486493, 180972986, 271459479, 542918958, 814378437, 1628756874]

約数ペア:

[(1, 1628756874), (2, 814378437), (3, 542918958), (6, 271459479), (9, 180972986), (18, 90486493), (19, 85724046), (38, 42862023), (57, 28574682), (73, 22311738), (114, 14287341), (146, 11155869), (171, 9524894), (219, 7437246), (342, 4762447), (438, 3718623), (657, 2479082), (1314, 1239541), (1387, 1174302), (2774, 587151), (4161, 391434), (8322, 195717), (12483, 130478), (24966, 65239)]