16691889985

素因数分解:

$5^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1\times {\mathrm{42139}}^1$

素因数の和:42720

約数の個数: 16

約数和(自身を含む): 20176632000

約数和(自身を除く): 3484742015

約数列:

[1, 5, 227, 349, 1135, 1745, 42139, 79223, 210695, 396115, 9565553, 14706511, 47827765, 73532555, 3338377997, 16691889985]

約数ペア:

[(1, 16691889985), (5, 3338377997), (227, 73532555), (349, 47827765), (1135, 14706511), (1745, 9565553), (42139, 396115), (79223, 210695)]