66810978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{285517}}^1$

素因数の和:285538

約数の個数: 24

約数和(自身を含む): 155892828

約数和(自身を除く): 89081850

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 285517, 571034, 856551, 1713102, 2569653, 3711721, 5139306, 7423442, 11135163, 22270326, 33405489, 66810978]

約数ペア:

[(1, 66810978), (2, 33405489), (3, 22270326), (6, 11135163), (9, 7423442), (13, 5139306), (18, 3711721), (26, 2569653), (39, 1713102), (78, 856551), (117, 571034), (234, 285517)]