20111517

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{12211}}^1$

素因数の和:12281

約数の個数: 16

約数和(自身を含む): 30285760

約数和(自身を除く): 10174243

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 12211, 36633, 109899, 329697, 744871, 2234613, 6703839, 20111517]

約数ペア:

[(1, 20111517), (3, 6703839), (9, 2234613), (27, 744871), (61, 329697), (183, 109899), (549, 36633), (1647, 12211)]