28165914

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{269}}^1\times {\mathrm{277}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 72057600

約数和(自身を除く): 43891686

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 269, 277, 378, 538, 554, 807, 831, 1614, 1662, 1883, 1939, 2421, 2493, 3766, 3878, 4842, 4986, 5649, 5817, 7263, 7479, 11298, 11634, 14526, 14958, 16947, 17451, 33894, 34902, 50841, 52353, 74513, 101682, 104706, 149026, 223539, 447078, 521591, 670617, 1043182, 1341234, 1564773, 2011851, 3129546, 4023702, 4694319, 9388638, 14082957, 28165914]

約数ペア:

[(1, 28165914), (2, 14082957), (3, 9388638), (6, 4694319), (7, 4023702), (9, 3129546), (14, 2011851), (18, 1564773), (21, 1341234), (27, 1043182), (42, 670617), (54, 521591), (63, 447078), (126, 223539), (189, 149026), (269, 104706), (277, 101682), (378, 74513), (538, 52353), (554, 50841), (807, 34902), (831, 33894), (1614, 17451), (1662, 16947), (1883, 14958), (1939, 14526), (2421, 11634), (2493, 11298), (3766, 7479), (3878, 7263), (4842, 5817), (4986, 5649)]