128137730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1830539}}^1$

素因数の和:1830553

約数の個数: 16

約数和(自身を含む): 263597760

約数和(自身を除く): 135460030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1830539, 3661078, 9152695, 12813773, 18305390, 25627546, 64068865, 128137730]

約数ペア:

[(1, 128137730), (2, 64068865), (5, 25627546), (7, 18305390), (10, 12813773), (14, 9152695), (35, 3661078), (70, 1830539)]