5404945

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1697}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 8130024

約数和(自身を除く): 2725079

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 1697, 3185, 8485, 11879, 22061, 59395, 83153, 110305, 154427, 415765, 772135, 1080989, 5404945]

約数ペア:

[(1, 5404945), (5, 1080989), (7, 772135), (13, 415765), (35, 154427), (49, 110305), (65, 83153), (91, 59395), (245, 22061), (455, 11879), (637, 8485), (1697, 3185)]