81121391

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2797}}^1$

素因数の和:2930

約数の個数: 16

約数和(自身を含む): 92132544

約数和(自身を除く): 11011153

約数列:

[1, 13, 23, 97, 299, 1261, 2231, 2797, 29003, 36361, 64331, 271309, 836303, 3527017, 6240107, 81121391]

約数ペア:

[(1, 81121391), (13, 6240107), (23, 3527017), (97, 836303), (299, 271309), (1261, 64331), (2231, 36361), (2797, 29003)]