1288426178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2081}}^1\times {\mathrm{23813}}^1$

素因数の和:25909

約数の個数: 16

約数和(自身を含む): 2082391416

約数和(自身を除く): 793965238

約数列:

[1, 2, 13, 26, 2081, 4162, 23813, 27053, 47626, 54106, 309569, 619138, 49554853, 99109706, 644213089, 1288426178]

約数ペア:

[(1, 1288426178), (2, 644213089), (13, 99109706), (26, 49554853), (2081, 619138), (4162, 309569), (23813, 54106), (27053, 47626)]