243934274

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3931}}^1$

素因数の和:4046

約数の個数: 32

約数和(自身を含む): 407669760

約数和(自身を除く): 163735486

約数列:

[1, 2, 19, 23, 38, 46, 71, 142, 437, 874, 1349, 1633, 2698, 3266, 3931, 7862, 31027, 62054, 74689, 90413, 149378, 180826, 279101, 558202, 1717847, 3435694, 5302919, 6419323, 10605838, 12838646, 121967137, 243934274]

約数ペア:

[(1, 243934274), (2, 121967137), (19, 12838646), (23, 10605838), (38, 6419323), (46, 5302919), (71, 3435694), (142, 1717847), (437, 558202), (874, 279101), (1349, 180826), (1633, 149378), (2698, 90413), (3266, 74689), (3931, 62054), (7862, 31027)]