12904199

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 16621200

約数和(自身を除く): 3717001

約数列:

[1, 7, 11, 49, 77, 89, 269, 539, 623, 979, 1883, 2959, 4361, 6853, 13181, 20713, 23941, 47971, 144991, 167587, 263351, 1173109, 1843457, 12904199]

約数ペア:

[(1, 12904199), (7, 1843457), (11, 1173109), (49, 263351), (77, 167587), (89, 144991), (269, 47971), (539, 23941), (623, 20713), (979, 13181), (1883, 6853), (2959, 4361)]