30507351

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 49904640

約数和(自身を除く): 19397289

約数列:

[1, 3, 7, 21, 37, 49, 71, 79, 111, 147, 213, 237, 259, 497, 553, 777, 1491, 1659, 1813, 2627, 2923, 3479, 3871, 5439, 5609, 7881, 8769, 10437, 11613, 16827, 18389, 20461, 39263, 55167, 61383, 117789, 128723, 143227, 207533, 274841, 386169, 429681, 622599, 824523, 1452731, 4358193, 10169117, 30507351]

約数ペア:

[(1, 30507351), (3, 10169117), (7, 4358193), (21, 1452731), (37, 824523), (49, 622599), (71, 429681), (79, 386169), (111, 274841), (147, 207533), (213, 143227), (237, 128723), (259, 117789), (497, 61383), (553, 55167), (777, 39263), (1491, 20461), (1659, 18389), (1813, 16827), (2627, 11613), (2923, 10437), (3479, 8769), (3871, 7881), (5439, 5609)]