213427228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401179}}^1$

素因数の和:401209

約数の個数: 24

約数和(自身を含む): 449321600

約数和(自身を除く): 235894372

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 401179, 802358, 1604716, 2808253, 5616506, 7622401, 11233012, 15244802, 30489604, 53356807, 106713614, 213427228]

約数ペア:

[(1, 213427228), (2, 106713614), (4, 53356807), (7, 30489604), (14, 15244802), (19, 11233012), (28, 7622401), (38, 5616506), (76, 2808253), (133, 1604716), (266, 802358), (532, 401179)]