243532055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{220391}}^1$

素因数の和:220426

約数の個数: 16

約数和(自身を含む): 333232704

約数和(自身を除く): 89700649

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 220391, 1101955, 2865083, 3746647, 14325415, 18733235, 48706411, 243532055]

約数ペア:

[(1, 243532055), (5, 48706411), (13, 18733235), (17, 14325415), (65, 3746647), (85, 2865083), (221, 1101955), (1105, 220391)]