1991102401

素因数分解:

${\mathrm{43}}^1\times {\mathrm{3167}}^1\times {\mathrm{14621}}^1$

素因数の和:17831

約数の個数: 8

約数和(自身を含む): 2038189824

約数和(自身を除く): 47087423

約数列:

[1, 43, 3167, 14621, 136181, 628703, 46304707, 1991102401]

約数ペア:

[(1, 1991102401), (43, 46304707), (3167, 628703), (14621, 136181)]