189609861

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{56081}}^1$

素因数の和:56121

約数の個数: 24

約数和(自身を含む): 306880704

約数和(自身を除く): 117270843

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 56081, 168243, 392567, 1177701, 1289863, 2747969, 3869589, 8243907, 9029041, 27087123, 63203287, 189609861]

約数ペア:

[(1, 189609861), (3, 63203287), (7, 27087123), (21, 9029041), (23, 8243907), (49, 3869589), (69, 2747969), (147, 1289863), (161, 1177701), (483, 392567), (1127, 168243), (3381, 56081)]