221540421

素因数分解:

$3^1\times {\mathrm{1307}}^1\times {\mathrm{56501}}^1$

素因数の和:57811

約数の個数: 8

約数和(自身を含む): 295618464

約数和(自身を除く): 74078043

約数列:

[1, 3, 1307, 3921, 56501, 169503, 73846807, 221540421]

約数ペア:

[(1, 221540421), (3, 73846807), (1307, 169503), (3921, 56501)]