42172839

素因数分解:

$3^3\times {\mathrm{263}}^1\times {\mathrm{5939}}^1$

素因数の和:6211

約数の個数: 16

約数和(自身を含む): 62726400

約数和(自身を除く): 20553561

約数列:

[1, 3, 9, 27, 263, 789, 2367, 5939, 7101, 17817, 53451, 160353, 1561957, 4685871, 14057613, 42172839]

約数ペア:

[(1, 42172839), (3, 14057613), (9, 4685871), (27, 1561957), (263, 160353), (789, 53451), (2367, 17817), (5939, 7101)]