81104618

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{186877}}^1$

素因数の和:186917

約数の個数: 16

約数和(自身を含む): 143522304

約数和(自身を除く): 62417686

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 186877, 373754, 1308139, 2616278, 5793187, 11586374, 40552309, 81104618]

約数ペア:

[(1, 81104618), (2, 40552309), (7, 11586374), (14, 5793187), (31, 2616278), (62, 1308139), (217, 373754), (434, 186877)]