221107359

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{19309}}^1$

素因数の和:19670

約数の個数: 16

約数和(自身を含む): 322554240

約数和(自身を除く): 101446881

約数列:

[1, 3, 11, 33, 347, 1041, 3817, 11451, 19309, 57927, 212399, 637197, 6700223, 20100669, 73702453, 221107359]

約数ペア:

[(1, 221107359), (3, 73702453), (11, 20100669), (33, 6700223), (347, 637197), (1041, 212399), (3817, 57927), (11451, 19309)]