131931604

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{2803}}^1$

素因数の和:2896

約数の個数: 36

約数和(自身を含む): 270552352

約数和(自身を除く): 138620748

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1681, 2803, 3362, 5606, 6724, 11212, 11767, 19621, 23534, 39242, 47068, 78484, 114923, 229846, 459692, 804461, 1608922, 3217844, 4711843, 9423686, 18847372, 32982901, 65965802, 131931604]

約数ペア:

[(1, 131931604), (2, 65965802), (4, 32982901), (7, 18847372), (14, 9423686), (28, 4711843), (41, 3217844), (82, 1608922), (164, 804461), (287, 459692), (574, 229846), (1148, 114923), (1681, 78484), (2803, 47068), (3362, 39242), (5606, 23534), (6724, 19621), (11212, 11767)]