1321567203

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{43}}^2\times {\mathrm{179}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 1995373440

約数和(自身を除く): 673806237

約数列:

[1, 3, 11, 33, 43, 121, 129, 179, 363, 473, 537, 1331, 1419, 1849, 1969, 3993, 5203, 5547, 5907, 7697, 15609, 20339, 21659, 23091, 57233, 61017, 64977, 84667, 171699, 223729, 238249, 254001, 330971, 671187, 714747, 931337, 992913, 2461019, 2794011, 3640681, 7383057, 10244707, 10922043, 30734121, 40047491, 120142473, 440522401, 1321567203]

約数ペア:

[(1, 1321567203), (3, 440522401), (11, 120142473), (33, 40047491), (43, 30734121), (121, 10922043), (129, 10244707), (179, 7383057), (363, 3640681), (473, 2794011), (537, 2461019), (1331, 992913), (1419, 931337), (1849, 714747), (1969, 671187), (3993, 330971), (5203, 254001), (5547, 238249), (5907, 223729), (7697, 171699), (15609, 84667), (20339, 64977), (21659, 61017), (23091, 57233)]