691569138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{17419}}^1$

素因数の和:17946

約数の個数: 32

約数和(自身を含む): 1492545600

約数和(自身を除く): 800976462

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 509, 1018, 1527, 3054, 6617, 13234, 17419, 19851, 34838, 39702, 52257, 104514, 226447, 452894, 679341, 1358682, 8866271, 17732542, 26598813, 53197626, 115261523, 230523046, 345784569, 691569138]

約数ペア:

[(1, 691569138), (2, 345784569), (3, 230523046), (6, 115261523), (13, 53197626), (26, 26598813), (39, 17732542), (78, 8866271), (509, 1358682), (1018, 679341), (1527, 452894), (3054, 226447), (6617, 104514), (13234, 52257), (17419, 39702), (19851, 34838)]