249997692

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{4643}}^1$

素因数の和:5298

約数の個数: 48

約数和(自身を含む): 667844352

約数和(自身を除く): 417846660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 641, 1282, 1923, 2564, 3846, 4487, 4643, 7692, 8974, 9286, 13461, 13929, 17948, 18572, 26922, 27858, 32501, 53844, 55716, 65002, 97503, 130004, 195006, 390012, 2976163, 5952326, 8928489, 11904652, 17856978, 20833141, 35713956, 41666282, 62499423, 83332564, 124998846, 249997692]

約数ペア:

[(1, 249997692), (2, 124998846), (3, 83332564), (4, 62499423), (6, 41666282), (7, 35713956), (12, 20833141), (14, 17856978), (21, 11904652), (28, 8928489), (42, 5952326), (84, 2976163), (641, 390012), (1282, 195006), (1923, 130004), (2564, 97503), (3846, 65002), (4487, 55716), (4643, 53844), (7692, 32501), (8974, 27858), (9286, 26922), (13461, 18572), (13929, 17948)]