218081695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197359}}^1$

素因数の和:197394

約数の個数: 16

約数和(自身を含む): 298408320

約数和(自身を除く): 80326625

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 197359, 986795, 2565667, 3355103, 12828335, 16775515, 43616339, 218081695]

約数ペア:

[(1, 218081695), (5, 43616339), (13, 16775515), (17, 12828335), (65, 3355103), (85, 2565667), (221, 986795), (1105, 197359)]