297748178

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{8221}}^1$

素因数の和:8442

約数の個数: 32

約数和(自身を含む): 552518400

約数和(自身を除く): 254770222

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 199, 398, 1393, 2587, 2786, 5174, 8221, 16442, 18109, 36218, 57547, 106873, 115094, 213746, 748111, 1496222, 1635979, 3271958, 11451853, 21267727, 22903706, 42535454, 148874089, 297748178]

約数ペア:

[(1, 297748178), (2, 148874089), (7, 42535454), (13, 22903706), (14, 21267727), (26, 11451853), (91, 3271958), (182, 1635979), (199, 1496222), (398, 748111), (1393, 213746), (2587, 115094), (2786, 106873), (5174, 57547), (8221, 36218), (16442, 18109)]