57210309

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{97}}^1$

素因数の和:258

約数の個数: 36

約数和(自身を含む): 91195468

約数和(自身を除く): 33985159

約数列:

[1, 3, 9, 13, 39, 71, 97, 117, 213, 291, 639, 873, 923, 1261, 2769, 3783, 5041, 6887, 8307, 11349, 15123, 20661, 45369, 61983, 65533, 89531, 196599, 268593, 488977, 589797, 805779, 1466931, 4400793, 6356701, 19070103, 57210309]

約数ペア:

[(1, 57210309), (3, 19070103), (9, 6356701), (13, 4400793), (39, 1466931), (71, 805779), (97, 589797), (117, 488977), (213, 268593), (291, 196599), (639, 89531), (873, 65533), (923, 61983), (1261, 45369), (2769, 20661), (3783, 15123), (5041, 11349), (6887, 8307)]