75749947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 96768000

約数和(自身を除く): 21018053

約数列:

[1, 7, 13, 47, 89, 91, 199, 329, 611, 623, 1157, 1393, 2587, 4183, 4277, 8099, 9353, 17711, 18109, 29281, 54379, 65471, 121589, 123977, 230243, 380653, 832417, 851123, 1611701, 5826919, 10821421, 75749947]

約数ペア:

[(1, 75749947), (7, 10821421), (13, 5826919), (47, 1611701), (89, 851123), (91, 832417), (199, 380653), (329, 230243), (611, 123977), (623, 121589), (1157, 65471), (1393, 54379), (2587, 29281), (4183, 18109), (4277, 17711), (8099, 9353)]