28540263

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 15005337

約数列:

[1, 3, 17, 23, 29, 51, 69, 87, 391, 493, 667, 839, 1173, 1479, 2001, 2517, 11339, 14263, 19297, 24331, 34017, 42789, 57891, 72993, 328049, 413627, 559613, 984147, 1240881, 1678839, 9513421, 28540263]

約数ペア:

[(1, 28540263), (3, 9513421), (17, 1678839), (23, 1240881), (29, 984147), (51, 559613), (69, 413627), (87, 328049), (391, 72993), (493, 57891), (667, 42789), (839, 34017), (1173, 24331), (1479, 19297), (2001, 14263), (2517, 11339)]