1393157817

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{557}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 2160183168

約数和(自身を除く): 767025351

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 281, 387, 557, 843, 989, 1671, 2529, 2967, 5013, 6463, 8901, 12083, 12811, 19389, 23951, 36249, 38433, 58167, 71853, 108747, 115299, 156517, 215559, 277909, 469551, 550873, 833727, 1408653, 1652619, 2501181, 3599891, 4957857, 6730231, 10799673, 20190693, 32399019, 60572079, 154795313, 464385939, 1393157817]

約数ペア:

[(1, 1393157817), (3, 464385939), (9, 154795313), (23, 60572079), (43, 32399019), (69, 20190693), (129, 10799673), (207, 6730231), (281, 4957857), (387, 3599891), (557, 2501181), (843, 1652619), (989, 1408653), (1671, 833727), (2529, 550873), (2967, 469551), (5013, 277909), (6463, 215559), (8901, 156517), (12083, 115299), (12811, 108747), (19389, 71853), (23951, 58167), (36249, 38433)]