26790147

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{331}}^1$

素因数の和:400

約数の個数: 36

約数和(自身を含む): 42961464

約数和(自身を除く): 16171317

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 331, 391, 529, 993, 1173, 1587, 2979, 3519, 4761, 5627, 7613, 8993, 16881, 22839, 26979, 50643, 68517, 80937, 129421, 175099, 388263, 525297, 1164789, 1575891, 2976683, 8930049, 26790147]

約数ペア:

[(1, 26790147), (3, 8930049), (9, 2976683), (17, 1575891), (23, 1164789), (51, 525297), (69, 388263), (153, 175099), (207, 129421), (331, 80937), (391, 68517), (529, 50643), (993, 26979), (1173, 22839), (1587, 16881), (2979, 8993), (3519, 7613), (4761, 5627)]