639036287

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{4513}}^1$

素因数の和:4682

約数の個数: 16

約数和(自身を含む): 679266720

約数和(自身を除く): 40230433

約数列:

[1, 37, 43, 89, 1591, 3293, 3827, 4513, 141599, 166981, 194059, 401657, 7180183, 14861309, 17271251, 639036287]

約数ペア:

[(1, 639036287), (37, 17271251), (43, 14861309), (89, 7180183), (1591, 401657), (3293, 194059), (3827, 166981), (4513, 141599)]