1680994

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1009}}^1$

素因数の和:1042

約数の個数: 24

約数和(自身を含む): 3108780

約数和(自身を除く): 1427786

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1009, 1666, 2018, 7063, 14126, 17153, 34306, 49441, 98882, 120071, 240142, 840497, 1680994]

約数ペア:

[(1, 1680994), (2, 840497), (7, 240142), (14, 120071), (17, 98882), (34, 49441), (49, 34306), (98, 17153), (119, 14126), (238, 7063), (833, 2018), (1009, 1666)]