118712881

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 137927680

約数和(自身を除く): 19214799

約数列:

[1, 7, 109, 157, 763, 991, 1099, 6937, 17113, 108019, 119791, 155587, 756133, 1089109, 16958983, 118712881]

約数ペア:

[(1, 118712881), (7, 16958983), (109, 1089109), (157, 756133), (763, 155587), (991, 119791), (1099, 108019), (6937, 17113)]