28123199

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:434

約数の個数: 16

約数和(自身を含む): 31046400

約数和(自身を除く): 2923201

約数列:

[1, 13, 89, 109, 223, 1157, 1417, 2899, 9701, 19847, 24307, 126113, 258011, 315991, 2163323, 28123199]

約数ペア:

[(1, 28123199), (13, 2163323), (89, 315991), (109, 258011), (223, 126113), (1157, 24307), (1417, 19847), (2899, 9701)]