1999490073

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{31601}}^1$

素因数の和:31765

約数の個数: 32

約数和(自身を含む): 3203684352

約数和(自身を除く): 1204194279

約数列:

[1, 3, 7, 21, 23, 69, 131, 161, 393, 483, 917, 2751, 3013, 9039, 21091, 31601, 63273, 94803, 221207, 663621, 726823, 2180469, 4139731, 5087761, 12419193, 15263283, 28978117, 86934351, 95213813, 285641439, 666496691, 1999490073]

約数ペア:

[(1, 1999490073), (3, 666496691), (7, 285641439), (21, 95213813), (23, 86934351), (69, 28978117), (131, 15263283), (161, 12419193), (393, 5087761), (483, 4139731), (917, 2180469), (2751, 726823), (3013, 663621), (9039, 221207), (21091, 94803), (31601, 63273)]