1991796135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{18969487}}^1$

素因数の和:18969502

約数の個数: 16

約数和(自身を含む): 3642141696

約数和(自身を除く): 1650345561

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 18969487, 56908461, 94847435, 132786409, 284542305, 398359227, 663932045, 1991796135]

約数ペア:

[(1, 1991796135), (3, 663932045), (5, 398359227), (7, 284542305), (15, 132786409), (21, 94847435), (35, 56908461), (105, 18969487)]