81140941

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{10723}}^1$

素因数の和:10800

約数の個数: 16

約数和(自身を含む): 98832384

約数和(自身を除く): 17691443

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 10723, 75061, 246629, 503981, 1726403, 3527867, 11591563, 81140941]

約数ペア:

[(1, 81140941), (7, 11591563), (23, 3527867), (47, 1726403), (161, 503981), (329, 246629), (1081, 75061), (7567, 10723)]