220176447

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{12713}}^1$

素因数の和:12990

約数の個数: 16

約数和(自身を含む): 307577088

約数和(自身を除く): 87400641

約数列:

[1, 3, 23, 69, 251, 753, 5773, 12713, 17319, 38139, 292399, 877197, 3190963, 9572889, 73392149, 220176447]

約数ペア:

[(1, 220176447), (3, 73392149), (23, 9572889), (69, 3190963), (251, 877197), (753, 292399), (5773, 38139), (12713, 17319)]