338593997

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 413343744

約数和(自身を除く): 74749747

約数列:

[1, 7, 31, 43, 131, 217, 277, 301, 917, 1333, 1939, 4061, 5633, 8587, 9331, 11911, 28427, 36287, 39431, 60109, 83377, 174623, 254009, 369241, 1124897, 1222361, 1560341, 2584687, 7874279, 10922387, 48370571, 338593997]

約数ペア:

[(1, 338593997), (7, 48370571), (31, 10922387), (43, 7874279), (131, 2584687), (217, 1560341), (277, 1222361), (301, 1124897), (917, 369241), (1333, 254009), (1939, 174623), (4061, 83377), (5633, 60109), (8587, 39431), (9331, 36287), (11911, 28427)]