4039191

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 6988800

約数和(自身を除く): 2949609

約数列:

[1, 3, 9, 13, 19, 23, 39, 57, 69, 79, 117, 171, 207, 237, 247, 299, 437, 711, 741, 897, 1027, 1311, 1501, 1817, 2223, 2691, 3081, 3933, 4503, 5451, 5681, 9243, 13509, 16353, 17043, 19513, 23621, 34523, 51129, 58539, 70863, 103569, 175617, 212589, 310707, 448799, 1346397, 4039191]

約数ペア:

[(1, 4039191), (3, 1346397), (9, 448799), (13, 310707), (19, 212589), (23, 175617), (39, 103569), (57, 70863), (69, 58539), (79, 51129), (117, 34523), (171, 23621), (207, 19513), (237, 17043), (247, 16353), (299, 13509), (437, 9243), (711, 5681), (741, 5451), (897, 4503), (1027, 3933), (1311, 3081), (1501, 2691), (1817, 2223)]