81427263

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{5101}}^1$

素因数の和:5434

約数の個数: 16

約数和(自身を含む): 115346016

約数和(自身を除く): 33918753

約数列:

[1, 3, 17, 51, 313, 939, 5101, 5321, 15303, 15963, 86717, 260151, 1596613, 4789839, 27142421, 81427263]

約数ペア:

[(1, 81427263), (3, 27142421), (17, 4789839), (51, 1596613), (313, 260151), (939, 86717), (5101, 15963), (5321, 15303)]