8974745

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:106

約数の個数: 32

約数和(自身を含む): 12566400

約数和(自身を除く): 3591655

約数列:

[1, 5, 13, 19, 43, 65, 95, 169, 215, 247, 559, 817, 845, 1235, 2197, 2795, 3211, 4085, 7267, 10621, 10985, 16055, 36335, 41743, 53105, 94471, 138073, 208715, 472355, 690365, 1794949, 8974745]

約数ペア:

[(1, 8974745), (5, 1794949), (13, 690365), (19, 472355), (43, 208715), (65, 138073), (95, 94471), (169, 53105), (215, 41743), (247, 36335), (559, 16055), (817, 10985), (845, 10621), (1235, 7267), (2197, 4085), (2795, 3211)]