72617503

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 84456000

約数和(自身を除く): 11838497

約数列:

[1, 7, 89, 229, 509, 623, 1603, 3563, 20381, 45301, 116561, 142667, 317107, 815927, 10373929, 72617503]

約数ペア:

[(1, 72617503), (7, 10373929), (89, 815927), (229, 317107), (509, 142667), (623, 116561), (1603, 45301), (3563, 20381)]