284865685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257797}}^1$

素因数の和:257832

約数の個数: 16

約数和(自身を含む): 389790576

約数和(自身を除く): 104924891

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 257797, 1288985, 3351361, 4382549, 16756805, 21912745, 56973137, 284865685]

約数ペア:

[(1, 284865685), (5, 56973137), (13, 21912745), (17, 16756805), (65, 4382549), (85, 3351361), (221, 1288985), (1105, 257797)]