78043905

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1471}}^1$

素因数の和:1619

約数の個数: 40

約数和(自身を含む): 141064704

約数和(自身を除く): 63020799

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 393, 405, 655, 1179, 1471, 1965, 3537, 4413, 5895, 7355, 10611, 13239, 17685, 22065, 39717, 53055, 66195, 119151, 192701, 198585, 578103, 595755, 963505, 1734309, 2890515, 5202927, 8671545, 15608781, 26014635, 78043905]

約数ペア:

[(1, 78043905), (3, 26014635), (5, 15608781), (9, 8671545), (15, 5202927), (27, 2890515), (45, 1734309), (81, 963505), (131, 595755), (135, 578103), (393, 198585), (405, 192701), (655, 119151), (1179, 66195), (1471, 53055), (1965, 39717), (3537, 22065), (4413, 17685), (5895, 13239), (7355, 10611)]