28389858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3539}}^1$

素因数の和:3742

約数の個数: 32

約数和(自身を含む): 65249280

約数和(自身を除く): 36859422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 382, 573, 1146, 1337, 2674, 3539, 4011, 7078, 8022, 10617, 21234, 24773, 49546, 74319, 148638, 675949, 1351898, 2027847, 4055694, 4731643, 9463286, 14194929, 28389858]

約数ペア:

[(1, 28389858), (2, 14194929), (3, 9463286), (6, 4731643), (7, 4055694), (14, 2027847), (21, 1351898), (42, 675949), (191, 148638), (382, 74319), (573, 49546), (1146, 24773), (1337, 21234), (2674, 10617), (3539, 8022), (4011, 7078)]