256173289

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{2341}}^1$

素因数の和:2556

約数の個数: 16

約数和(自身を含む): 279747216

約数和(自身を除く): 23573927

約数列:

[1, 17, 41, 157, 697, 2341, 2669, 6437, 39797, 95981, 109429, 367537, 1631677, 6248129, 15069017, 256173289]

約数ペア:

[(1, 256173289), (17, 15069017), (41, 6248129), (157, 1631677), (697, 367537), (2341, 109429), (2669, 95981), (6437, 39797)]