87420454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{55967}}^1$

素因数の和:56051

約数の個数: 16

約数和(自身を含む): 145069056

約数和(自身を除く): 57648602

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 55967, 111934, 615637, 1231274, 3973657, 7947314, 43710227, 87420454]

約数ペア:

[(1, 87420454), (2, 43710227), (11, 7947314), (22, 3973657), (71, 1231274), (142, 615637), (781, 111934), (1562, 55967)]