222775217

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4597}}^1$

素因数の和:4677

約数の個数: 24

約数和(自身を含む): 276762816

約数和(自身を除く): 53987599

約数列:

[1, 7, 23, 43, 49, 161, 301, 989, 1127, 2107, 4597, 6923, 32179, 48461, 105731, 197671, 225253, 740117, 1383697, 4546433, 5180819, 9685879, 31825031, 222775217]

約数ペア:

[(1, 222775217), (7, 31825031), (23, 9685879), (43, 5180819), (49, 4546433), (161, 1383697), (301, 740117), (989, 225253), (1127, 197671), (2107, 105731), (4597, 48461), (6923, 32179)]