78867945

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44939}}^1$

素因数の和:44966

約数の個数: 32

約数和(自身を含む): 150998400

約数和(自身を除く): 72130455

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 44939, 134817, 224695, 404451, 584207, 674085, 1213353, 1752621, 2022255, 2921035, 5257863, 6066765, 8763105, 15773589, 26289315, 78867945]

約数ペア:

[(1, 78867945), (3, 26289315), (5, 15773589), (9, 8763105), (13, 6066765), (15, 5257863), (27, 2921035), (39, 2022255), (45, 1752621), (65, 1213353), (117, 674085), (135, 584207), (195, 404451), (351, 224695), (585, 134817), (1755, 44939)]