87978418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{41227}}^1$

素因数の和:41337

約数の個数: 16

約数和(自身を含む): 145452384

約数和(自身を除く): 57473966

約数列:

[1, 2, 11, 22, 97, 194, 1067, 2134, 41227, 82454, 453497, 906994, 3999019, 7998038, 43989209, 87978418]

約数ペア:

[(1, 87978418), (2, 43989209), (11, 7998038), (22, 3999019), (97, 906994), (194, 453497), (1067, 82454), (2134, 41227)]