520018395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{24923}}^1$

素因数の和:25051

約数の個数: 32

約数和(自身を含む): 904442112

約数和(自身を除く): 384423717

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 195, 321, 535, 1391, 1605, 4173, 6955, 20865, 24923, 74769, 124615, 323999, 373845, 971997, 1619995, 2666761, 4859985, 8000283, 13333805, 34667893, 40001415, 104003679, 173339465, 520018395]

約数ペア:

[(1, 520018395), (3, 173339465), (5, 104003679), (13, 40001415), (15, 34667893), (39, 13333805), (65, 8000283), (107, 4859985), (195, 2666761), (321, 1619995), (535, 971997), (1391, 373845), (1605, 323999), (4173, 124615), (6955, 74769), (20865, 24923)]