256705452

素因数分解:

$2^2\times 3^2\times {\mathrm{7130707}}^1$

素因数の和:7130717

約数の個数: 18

約数和(自身を含む): 648894428

約数和(自身を除く): 392188976

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 7130707, 14261414, 21392121, 28522828, 42784242, 64176363, 85568484, 128352726, 256705452]

約数ペア:

[(1, 256705452), (2, 128352726), (3, 85568484), (4, 64176363), (6, 42784242), (9, 28522828), (12, 21392121), (18, 14261414), (36, 7130707)]