207287715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{3373}}^1$

素因数の和:3639

約数の個数: 32

約数和(自身を含む): 352731456

約数和(自身を除く): 145443741

約数列:

[1, 3, 5, 15, 17, 51, 85, 241, 255, 723, 1205, 3373, 3615, 4097, 10119, 12291, 16865, 20485, 50595, 57341, 61455, 172023, 286705, 812893, 860115, 2438679, 4064465, 12193395, 13819181, 41457543, 69095905, 207287715]

約数ペア:

[(1, 207287715), (3, 69095905), (5, 41457543), (15, 13819181), (17, 12193395), (51, 4064465), (85, 2438679), (241, 860115), (255, 812893), (723, 286705), (1205, 172023), (3373, 61455), (3615, 57341), (4097, 50595), (10119, 20485), (12291, 16865)]