280750322

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 445616640

約数和(自身を除く): 164866318

約数列:

[1, 2, 31, 62, 83, 89, 166, 178, 613, 1226, 2573, 2759, 5146, 5518, 7387, 14774, 19003, 38006, 50879, 54557, 101758, 109114, 228997, 457994, 1577249, 1691267, 3154498, 3382534, 4528231, 9056462, 140375161, 280750322]

約数ペア:

[(1, 280750322), (2, 140375161), (31, 9056462), (62, 4528231), (83, 3382534), (89, 3154498), (166, 1691267), (178, 1577249), (613, 457994), (1226, 228997), (2573, 109114), (2759, 101758), (5146, 54557), (5518, 50879), (7387, 38006), (14774, 19003)]