42747724

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{36979}}^1$

素因数の和:37017

約数の個数: 18

約数和(自身を含む): 79470020

約数和(自身を除く): 36722296

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 36979, 73958, 147916, 628643, 1257286, 2514572, 10686931, 21373862, 42747724]

約数ペア:

[(1, 42747724), (2, 21373862), (4, 10686931), (17, 2514572), (34, 1257286), (68, 628643), (289, 147916), (578, 73958), (1156, 36979)]