2757573

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:83

約数の個数: 54

約数和(自身を含む): 5152914

約数和(自身を除く): 2395341

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 49, 63, 91, 111, 117, 147, 169, 259, 273, 333, 441, 481, 507, 637, 777, 819, 1183, 1443, 1521, 1813, 1911, 2331, 3367, 3549, 4329, 5439, 5733, 6253, 8281, 10101, 10647, 16317, 18759, 23569, 24843, 30303, 43771, 56277, 70707, 74529, 131313, 212121, 306397, 393939, 919191, 2757573]

約数ペア:

[(1, 2757573), (3, 919191), (7, 393939), (9, 306397), (13, 212121), (21, 131313), (37, 74529), (39, 70707), (49, 56277), (63, 43771), (91, 30303), (111, 24843), (117, 23569), (147, 18759), (169, 16317), (259, 10647), (273, 10101), (333, 8281), (441, 6253), (481, 5733), (507, 5439), (637, 4329), (777, 3549), (819, 3367), (1183, 2331), (1443, 1911), (1521, 1813)]