81059916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4447}}^1$

素因数の和:4499

約数の個数: 72

約数和(自身を含む): 227168256

約数和(自身を除く): 146108340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 2604, 3038, 4447, 4557, 6076, 8894, 9114, 13341, 17788, 18228, 26682, 31129, 53364, 62258, 93387, 124516, 137857, 186774, 217903, 275714, 373548, 413571, 435806, 551428, 653709, 827142, 871612, 964999, 1307418, 1654284, 1929998, 2614836, 2894997, 3859996, 5789994, 6754993, 11579988, 13509986, 20264979, 27019972, 40529958, 81059916]

約数ペア:

[(1, 81059916), (2, 40529958), (3, 27019972), (4, 20264979), (6, 13509986), (7, 11579988), (12, 6754993), (14, 5789994), (21, 3859996), (28, 2894997), (31, 2614836), (42, 1929998), (49, 1654284), (62, 1307418), (84, 964999), (93, 871612), (98, 827142), (124, 653709), (147, 551428), (186, 435806), (196, 413571), (217, 373548), (294, 275714), (372, 217903), (434, 186774), (588, 137857), (651, 124516), (868, 93387), (1302, 62258), (1519, 53364), (2604, 31129), (3038, 26682), (4447, 18228), (4557, 17788), (6076, 13341), (8894, 9114)]