28401848

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 55051920

約数和(自身を除く): 26650072

約数列:

[1, 2, 4, 8, 41, 82, 131, 164, 262, 328, 524, 661, 1048, 1322, 2644, 5288, 5371, 10742, 21484, 27101, 42968, 54202, 86591, 108404, 173182, 216808, 346364, 692728, 3550231, 7100462, 14200924, 28401848]

約数ペア:

[(1, 28401848), (2, 14200924), (4, 7100462), (8, 3550231), (41, 692728), (82, 346364), (131, 216808), (164, 173182), (262, 108404), (328, 86591), (524, 54202), (661, 42968), (1048, 27101), (1322, 21484), (2644, 10742), (5288, 5371)]