2189780655

素因数分解:

$3^1\times 5^1\times {\mathrm{9643}}^1\times {\mathrm{15139}}^1$

素因数の和:24790

約数の個数: 16

約数和(自身を含む): 3504243840

約数和(自身を除く): 1314463185

約数列:

[1, 3, 5, 15, 9643, 15139, 28929, 45417, 48215, 75695, 144645, 227085, 145985377, 437956131, 729926885, 2189780655]

約数ペア:

[(1, 2189780655), (3, 729926885), (5, 437956131), (15, 145985377), (9643, 227085), (15139, 144645), (28929, 75695), (45417, 48215)]