221609312

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4993}}^1$

素因数の和:5095

約数の個数: 48

約数和(自身を含む): 465640560

約数和(自身を除く): 244031248

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 73, 76, 146, 152, 292, 304, 584, 608, 1168, 1387, 2336, 2774, 4993, 5548, 9986, 11096, 19972, 22192, 39944, 44384, 79888, 94867, 159776, 189734, 364489, 379468, 728978, 758936, 1457956, 1517872, 2915912, 3035744, 5831824, 6925291, 11663648, 13850582, 27701164, 55402328, 110804656, 221609312]

約数ペア:

[(1, 221609312), (2, 110804656), (4, 55402328), (8, 27701164), (16, 13850582), (19, 11663648), (32, 6925291), (38, 5831824), (73, 3035744), (76, 2915912), (146, 1517872), (152, 1457956), (292, 758936), (304, 728978), (584, 379468), (608, 364489), (1168, 189734), (1387, 159776), (2336, 94867), (2774, 79888), (4993, 44384), (5548, 39944), (9986, 22192), (11096, 19972)]