1215721802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{8081}}^1$

素因数の和:8246

約数の個数: 32

約数和(自身を含む): 1990111680

約数和(自身を除く): 774389878

約数列:

[1, 2, 19, 37, 38, 74, 107, 214, 703, 1406, 2033, 3959, 4066, 7918, 8081, 16162, 75221, 150442, 153539, 298997, 307078, 597994, 864667, 1729334, 5680943, 11361886, 16428673, 31992679, 32857346, 63985358, 607860901, 1215721802]

約数ペア:

[(1, 1215721802), (2, 607860901), (19, 63985358), (37, 32857346), (38, 31992679), (74, 16428673), (107, 11361886), (214, 5680943), (703, 1729334), (1406, 864667), (2033, 597994), (3959, 307078), (4066, 298997), (7918, 153539), (8081, 150442), (16162, 75221)]