128977730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1842539}}^1$

素因数の和:1842553

約数の個数: 16

約数和(自身を含む): 265325760

約数和(自身を除く): 136348030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1842539, 3685078, 9212695, 12897773, 18425390, 25795546, 64488865, 128977730]

約数ペア:

[(1, 128977730), (2, 64488865), (5, 25795546), (7, 18425390), (10, 12897773), (14, 9212695), (35, 3685078), (70, 1842539)]