409968005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{12149}}^1$

素因数の和:12568

約数の個数: 16

約数和(自身を含む): 522255600

約数和(自身を除く): 112287595

約数列:

[1, 5, 17, 85, 397, 1985, 6749, 12149, 33745, 60745, 206533, 1032665, 4823153, 24115765, 81993601, 409968005]

約数ペア:

[(1, 409968005), (5, 81993601), (17, 24115765), (85, 4823153), (397, 1032665), (1985, 206533), (6749, 60745), (12149, 33745)]