78994539

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{12739}}^1$

素因数の和:12811

約数の個数: 24

約数和(自身を含む): 125208720

約数和(自身を除く): 46214181

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 6201, 12739, 38217, 114651, 165607, 496821, 675167, 1490463, 2025501, 6076503, 8777171, 26331513, 78994539]

約数ペア:

[(1, 78994539), (3, 26331513), (9, 8777171), (13, 6076503), (39, 2025501), (53, 1490463), (117, 675167), (159, 496821), (477, 165607), (689, 114651), (2067, 38217), (6201, 12739)]