1216265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 1587600

約数和(自身を除く): 371335

約数列:

[1, 5, 17, 41, 85, 205, 349, 697, 1745, 3485, 5933, 14309, 29665, 71545, 243253, 1216265]

約数ペア:

[(1, 1216265), (5, 243253), (17, 71545), (41, 29665), (85, 14309), (205, 5933), (349, 3485), (697, 1745)]