142921298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 235748016

約数和(自身を除く): 92826718

約数列:

[1, 2, 13, 26, 73, 146, 257, 293, 514, 586, 949, 1898, 3341, 3809, 6682, 7618, 18761, 21389, 37522, 42778, 75301, 150602, 243893, 278057, 487786, 556114, 978913, 1957826, 5496973, 10993946, 71460649, 142921298]

約数ペア:

[(1, 142921298), (2, 71460649), (13, 10993946), (26, 5496973), (73, 1957826), (146, 978913), (257, 556114), (293, 487786), (514, 278057), (586, 243893), (949, 150602), (1898, 75301), (3341, 42778), (3809, 37522), (6682, 21389), (7618, 18761)]