1215804568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{194591}}^1$

素因数の和:194679

約数の個数: 32

約数和(自身を含む): 2521912320

約数和(自身を除く): 1306107752

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 6248, 194591, 389182, 778364, 1556728, 2140501, 4281002, 8562004, 13815961, 17124008, 27631922, 55263844, 110527688, 151975571, 303951142, 607902284, 1215804568]

約数ペア:

[(1, 1215804568), (2, 607902284), (4, 303951142), (8, 151975571), (11, 110527688), (22, 55263844), (44, 27631922), (71, 17124008), (88, 13815961), (142, 8562004), (284, 4281002), (568, 2140501), (781, 1556728), (1562, 778364), (3124, 389182), (6248, 194591)]