81922178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{11213}}^1$

素因数の和:11509

約数の個数: 16

約数和(自身を含む): 132818616

約数和(自身を除く): 50896438

約数列:

[1, 2, 13, 26, 281, 562, 3653, 7306, 11213, 22426, 145769, 291538, 3150853, 6301706, 40961089, 81922178]

約数ペア:

[(1, 81922178), (2, 40961089), (13, 6301706), (26, 3150853), (281, 291538), (562, 145769), (3653, 22426), (7306, 11213)]