81273036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{520981}}^1$

素因数の和:521001

約数の個数: 24

約数和(自身を含む): 204224944

約数和(自身を除く): 122951908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 520981, 1041962, 1562943, 2083924, 3125886, 6251772, 6772753, 13545506, 20318259, 27091012, 40636518, 81273036]

約数ペア:

[(1, 81273036), (2, 40636518), (3, 27091012), (4, 20318259), (6, 13545506), (12, 6772753), (13, 6251772), (26, 3125886), (39, 2083924), (52, 1562943), (78, 1041962), (156, 520981)]