904378215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{20431}}^1$

素因数の和:20679

約数の個数: 32

約数和(自身を含む): 1565254656

約数和(自身を除く): 660876441

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 227, 681, 1135, 2951, 3405, 8853, 14755, 20431, 44265, 61293, 102155, 265603, 306465, 796809, 1328015, 3984045, 4637837, 13913511, 23189185, 60291881, 69567555, 180875643, 301459405, 904378215]

約数ペア:

[(1, 904378215), (3, 301459405), (5, 180875643), (13, 69567555), (15, 60291881), (39, 23189185), (65, 13913511), (195, 4637837), (227, 3984045), (681, 1328015), (1135, 796809), (2951, 306465), (3405, 265603), (8853, 102155), (14755, 61293), (20431, 44265)]