213889095

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15791}}^1$

素因数の和:15852

約数の個数: 48

約数和(自身を含む): 433585152

約数和(自身を除く): 219696057

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1935, 2709, 4515, 13545, 15791, 47373, 78955, 110537, 142119, 236865, 331611, 552685, 679013, 710595, 994833, 1658055, 2037039, 3395065, 4753091, 4974165, 6111117, 10185195, 14259273, 23765455, 30555585, 42777819, 71296365, 213889095]

約数ペア:

[(1, 213889095), (3, 71296365), (5, 42777819), (7, 30555585), (9, 23765455), (15, 14259273), (21, 10185195), (35, 6111117), (43, 4974165), (45, 4753091), (63, 3395065), (105, 2037039), (129, 1658055), (215, 994833), (301, 710595), (315, 679013), (387, 552685), (645, 331611), (903, 236865), (1505, 142119), (1935, 110537), (2709, 78955), (4515, 47373), (13545, 15791)]