81211095

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{911}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 161620992

約数和(自身を除く): 80409897

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 283, 315, 849, 911, 1415, 1981, 2547, 2733, 4245, 4555, 5943, 6377, 8199, 9905, 12735, 13665, 17829, 19131, 29715, 31885, 40995, 57393, 89145, 95655, 257813, 286965, 773439, 1289065, 1804691, 2320317, 3867195, 5414073, 9023455, 11601585, 16242219, 27070365, 81211095]

約数ペア:

[(1, 81211095), (3, 27070365), (5, 16242219), (7, 11601585), (9, 9023455), (15, 5414073), (21, 3867195), (35, 2320317), (45, 1804691), (63, 1289065), (105, 773439), (283, 286965), (315, 257813), (849, 95655), (911, 89145), (1415, 57393), (1981, 40995), (2547, 31885), (2733, 29715), (4245, 19131), (4555, 17829), (5943, 13665), (6377, 12735), (8199, 9905)]