81561597

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{9463}}^1$

素因数の和:9509

約数の個数: 24

約数和(自身を含む): 124697664

約数和(自身を除く): 43136067

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2873, 8619, 9463, 28389, 123019, 160871, 369057, 482613, 1599247, 2091323, 4797741, 6273969, 27187199, 81561597]

約数ペア:

[(1, 81561597), (3, 27187199), (13, 6273969), (17, 4797741), (39, 2091323), (51, 1599247), (169, 482613), (221, 369057), (507, 160871), (663, 123019), (2873, 28389), (8619, 9463)]