25944506

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 46759680

約数和(自身を除く): 20815174

約数列:

[1, 2, 7, 14, 23, 46, 161, 197, 322, 394, 409, 818, 1379, 2758, 2863, 4531, 5726, 9062, 9407, 18814, 31717, 63434, 65849, 80573, 131698, 161146, 564011, 1128022, 1853179, 3706358, 12972253, 25944506]

約数ペア:

[(1, 25944506), (2, 12972253), (7, 3706358), (14, 1853179), (23, 1128022), (46, 564011), (161, 161146), (197, 131698), (322, 80573), (394, 65849), (409, 63434), (818, 31717), (1379, 18814), (2758, 9407), (2863, 9062), (4531, 5726)]