71492456

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17981}}^1$

素因数の和:18065

約数の個数: 32

約数和(自身を含む): 155364480

約数和(自身を除く): 83872024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 17981, 35962, 71924, 125867, 143848, 251734, 503468, 1006936, 1276651, 2553302, 5106604, 8936557, 10213208, 17873114, 35746228, 71492456]

約数ペア:

[(1, 71492456), (2, 35746228), (4, 17873114), (7, 10213208), (8, 8936557), (14, 5106604), (28, 2553302), (56, 1276651), (71, 1006936), (142, 503468), (284, 251734), (497, 143848), (568, 125867), (994, 71924), (1988, 35962), (3976, 17981)]