20160418929

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1540963}}^1$

素因数の和:1541069

約数の個数: 24

約数和(自身を含む): 31620581280

約数和(自身を除く): 11460162351

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 13083, 1540963, 4622889, 10786741, 32360223, 75507187, 137145707, 226521561, 411437121, 960019949, 2880059847, 6720139643, 20160418929]

約数ペア:

[(1, 20160418929), (3, 6720139643), (7, 2880059847), (21, 960019949), (49, 411437121), (89, 226521561), (147, 137145707), (267, 75507187), (623, 32360223), (1869, 10786741), (4361, 4622889), (13083, 1540963)]