39921015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9209}}^1$

素因数の和:9251

約数の個数: 24

約数和(自身を含む): 67859280

約数和(自身を除く): 27938265

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 9209, 27627, 46045, 138135, 156553, 469659, 782765, 2348295, 2661401, 7984203, 13307005, 39921015]

約数ペア:

[(1, 39921015), (3, 13307005), (5, 7984203), (15, 2661401), (17, 2348295), (51, 782765), (85, 469659), (255, 156553), (289, 138135), (867, 46045), (1445, 27627), (4335, 9209)]