72878455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{15359}}^1$

素因数の和:15450

約数の個数: 16

約数和(自身を含む): 95477760

約数和(自身を除く): 22599305

約数列:

[1, 5, 13, 65, 73, 365, 949, 4745, 15359, 76795, 199667, 998335, 1121207, 5606035, 14575691, 72878455]

約数ペア:

[(1, 72878455), (5, 14575691), (13, 5606035), (65, 1121207), (73, 998335), (365, 199667), (949, 76795), (4745, 15359)]