63520317

素因数分解:

$3^2\times 7^2\times {\mathrm{144037}}^1$

素因数の和:144057

約数の個数: 18

約数和(自身を含む): 106732158

約数和(自身を除く): 43211841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 144037, 432111, 1008259, 1296333, 3024777, 7057813, 9074331, 21173439, 63520317]

約数ペア:

[(1, 63520317), (3, 21173439), (7, 9074331), (9, 7057813), (21, 3024777), (49, 1296333), (63, 1008259), (147, 432111), (441, 144037)]