207879459

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{20507}}^1$

素因数の和:20650

約数の個数: 16

約数和(自身を含む): 288752640

約数和(自身を除く): 80873181

約数列:

[1, 3, 31, 93, 109, 327, 3379, 10137, 20507, 61521, 635717, 1907151, 2235263, 6705789, 69293153, 207879459]

約数ペア:

[(1, 207879459), (3, 69293153), (31, 6705789), (93, 2235263), (109, 1907151), (327, 635717), (3379, 61521), (10137, 20507)]