1287455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{683}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 1723680

約数和(自身を除く): 436225

約数列:

[1, 5, 13, 29, 65, 145, 377, 683, 1885, 3415, 8879, 19807, 44395, 99035, 257491, 1287455]

約数ペア:

[(1, 1287455), (5, 257491), (13, 99035), (29, 44395), (65, 19807), (145, 8879), (377, 3415), (683, 1885)]