55138245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2251}}^1$

素因数の和:2353

約数の個数: 32

約数和(自身を含む): 93394944

約数和(自身を除く): 38256699

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 2251, 4899, 6753, 8165, 11255, 24495, 33765, 51773, 155319, 159821, 258865, 479463, 776595, 799105, 2397315, 3675883, 11027649, 18379415, 55138245]

約数ペア:

[(1, 55138245), (3, 18379415), (5, 11027649), (15, 3675883), (23, 2397315), (69, 799105), (71, 776595), (115, 479463), (213, 258865), (345, 159821), (355, 155319), (1065, 51773), (1633, 33765), (2251, 24495), (4899, 11255), (6753, 8165)]