242228511

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{28909}}^1$

素因数の和:28948

約数の個数: 36

約数和(自身を含む): 428446200

約数和(自身を除く): 186217689

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 28909, 86727, 202363, 260181, 549271, 607089, 1416541, 1647813, 1821267, 3844897, 4249623, 4943439, 11534691, 12748869, 26914279, 34604073, 80742837, 242228511]

約数ペア:

[(1, 242228511), (3, 80742837), (7, 34604073), (9, 26914279), (19, 12748869), (21, 11534691), (49, 4943439), (57, 4249623), (63, 3844897), (133, 1821267), (147, 1647813), (171, 1416541), (399, 607089), (441, 549271), (931, 260181), (1197, 202363), (2793, 86727), (8379, 28909)]