28270418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 48591360

約数和(自身を除く): 20320942

約数列:

[1, 2, 11, 22, 29, 58, 73, 146, 319, 607, 638, 803, 1214, 1606, 2117, 4234, 6677, 13354, 17603, 23287, 35206, 44311, 46574, 88622, 193633, 387266, 487421, 974842, 1285019, 2570038, 14135209, 28270418]

約数ペア:

[(1, 28270418), (2, 14135209), (11, 2570038), (22, 1285019), (29, 974842), (58, 487421), (73, 387266), (146, 193633), (319, 88622), (607, 46574), (638, 44311), (803, 35206), (1214, 23287), (1606, 17603), (2117, 13354), (4234, 6677)]