81851973

素因数分解:

$3^1\times 7^1\times {\mathrm{1873}}^1\times {\mathrm{2081}}^1$

素因数の和:3964

約数の個数: 16

約数和(自身を含む): 124853376

約数和(自身を除く): 43001403

約数列:

[1, 3, 7, 21, 1873, 2081, 5619, 6243, 13111, 14567, 39333, 43701, 3897713, 11693139, 27283991, 81851973]

約数ペア:

[(1, 81851973), (3, 27283991), (7, 11693139), (21, 3897713), (1873, 43701), (2081, 39333), (5619, 14567), (6243, 13111)]