1389486.00000000

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{523}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 77059440

約数和(自身を除く): 37273784

約数列:

[1, 2, 4, 8, 37, 74, 148, 257, 296, 514, 523, 1028, 1046, 2056, 2092, 4184, 9509, 19018, 19351, 38036, 38702, 76072, 77404, 134411, 154808, 268822, 537644, 1075288, 4973207, 9946414, 19892828, 39785656]

約数ペア:

[(1, 39785656), (2, 19892828), (4, 9946414), (8, 4973207), (37, 1075288), (74, 537644), (148, 268822), (257, 154808), (296, 134411), (514, 77404), (523, 76072), (1028, 38702), (1046, 38036), (2056, 19351), (2092, 19018), (4184, 9509)]