749271603

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{123581}}^1$

素因数の和:123674

約数の個数: 16

約数和(自身を含む): 1044020736

約数和(自身を除く): 294749133

約数列:

[1, 3, 43, 47, 129, 141, 2021, 6063, 123581, 370743, 5313983, 5808307, 15941949, 17424921, 249757201, 749271603]

約数ペア:

[(1, 749271603), (3, 249757201), (43, 17424921), (47, 15941949), (129, 5808307), (141, 5313983), (2021, 370743), (6063, 123581)]