1421728564

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{1229869}}^1$

素因数の和:1229907

約数の個数: 18

約数和(自身を含む): 2642990630

約数和(自身を除く): 1221262066

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 1229869, 2459738, 4919476, 20907773, 41815546, 83631092, 355432141, 710864282, 1421728564]

約数ペア:

[(1, 1421728564), (2, 710864282), (4, 355432141), (17, 83631092), (34, 41815546), (68, 20907773), (289, 4919476), (578, 2459738), (1156, 1229869)]