30822029

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 37559808

約数和(自身を除く): 6737779

約数列:

[1, 7, 31, 49, 103, 197, 217, 721, 1379, 1519, 3193, 5047, 6107, 9653, 20291, 22351, 42749, 142037, 156457, 299243, 629021, 994259, 4403147, 30822029]

約数ペア:

[(1, 30822029), (7, 4403147), (31, 994259), (49, 629021), (103, 299243), (197, 156457), (217, 142037), (721, 42749), (1379, 22351), (1519, 20291), (3193, 9653), (5047, 6107)]