219029745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{30871}}^1$

素因数の和:30933

約数の個数: 32

約数和(自身を含む): 391209984

約数和(自身を除く): 172180239

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 7095, 30871, 92613, 154355, 339581, 463065, 1018743, 1327453, 1697905, 3982359, 5093715, 6637265, 14601983, 19911795, 43805949, 73009915, 219029745]

約数ペア:

[(1, 219029745), (3, 73009915), (5, 43805949), (11, 19911795), (15, 14601983), (33, 6637265), (43, 5093715), (55, 3982359), (129, 1697905), (165, 1327453), (215, 1018743), (473, 463065), (645, 339581), (1419, 154355), (2365, 92613), (7095, 30871)]