81778046

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{359}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 61922434

約数列:

[1, 2, 7, 14, 53, 106, 307, 359, 371, 614, 718, 742, 2149, 2513, 4298, 5026, 16271, 19027, 32542, 38054, 110213, 113897, 133189, 220426, 227794, 266378, 771491, 1542982, 5841289, 11682578, 40889023, 81778046]

約数ペア:

[(1, 81778046), (2, 40889023), (7, 11682578), (14, 5841289), (53, 1542982), (106, 771491), (307, 266378), (359, 227794), (371, 220426), (614, 133189), (718, 113897), (742, 110213), (2149, 38054), (2513, 32542), (4298, 19027), (5026, 16271)]