247029295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 320666688

約数和(自身を除く): 73637393

約数列:

[1, 5, 17, 85, 107, 157, 173, 535, 785, 865, 1819, 2669, 2941, 9095, 13345, 14705, 16799, 18511, 27161, 83995, 92555, 135805, 285583, 314687, 461737, 1427915, 1573435, 2308685, 2906227, 14531135, 49405859, 247029295]

約数ペア:

[(1, 247029295), (5, 49405859), (17, 14531135), (85, 2906227), (107, 2308685), (157, 1573435), (173, 1427915), (535, 461737), (785, 314687), (865, 285583), (1819, 135805), (2669, 92555), (2941, 83995), (9095, 27161), (13345, 18511), (14705, 16799)]