78648435

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20089}}^1$

素因数の和:20132

約数の個数: 32

約数和(自身を含む): 144648000

約数和(自身を除く): 65999565

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 20089, 60267, 100445, 180801, 301335, 542403, 582581, 904005, 1747743, 2712015, 2912905, 5243229, 8738715, 15729687, 26216145, 78648435]

約数ペア:

[(1, 78648435), (3, 26216145), (5, 15729687), (9, 8738715), (15, 5243229), (27, 2912905), (29, 2712015), (45, 1747743), (87, 904005), (135, 582581), (145, 542403), (261, 301335), (435, 180801), (783, 100445), (1305, 60267), (3915, 20089)]