28121478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{60869}}^1$

素因数の和:60892

約数の個数: 32

約数和(自身を含む): 70122240

約数和(自身を除く): 42000762

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 60869, 121738, 182607, 365214, 426083, 669559, 852166, 1278249, 1339118, 2008677, 2556498, 4017354, 4686913, 9373826, 14060739, 28121478]

約数ペア:

[(1, 28121478), (2, 14060739), (3, 9373826), (6, 4686913), (7, 4017354), (11, 2556498), (14, 2008677), (21, 1339118), (22, 1278249), (33, 852166), (42, 669559), (66, 426083), (77, 365214), (154, 182607), (231, 121738), (462, 60869)]