66561121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 73958976

約数和(自身を除く): 7397855

約数列:

[1, 11, 101, 181, 331, 1111, 1991, 3641, 18281, 33431, 59911, 201091, 367741, 659021, 6051011, 66561121]

約数ペア:

[(1, 66561121), (11, 6051011), (101, 659021), (181, 367741), (331, 201091), (1111, 59911), (1991, 33431), (3641, 18281)]