7801248004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{409}}^1\times {\mathrm{39409}}^1$

素因数の和:39844

約数の個数: 36

約数和(自身を含む): 15043191100

約数和(自身を除く): 7241943096

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 409, 484, 818, 1636, 4499, 8998, 17996, 39409, 49489, 78818, 98978, 157636, 197956, 433499, 866998, 1733996, 4768489, 9536978, 16118281, 19073956, 32236562, 64473124, 177301091, 354602182, 709204364, 1950312001, 3900624002, 7801248004]

約数ペア:

[(1, 7801248004), (2, 3900624002), (4, 1950312001), (11, 709204364), (22, 354602182), (44, 177301091), (121, 64473124), (242, 32236562), (409, 19073956), (484, 16118281), (818, 9536978), (1636, 4768489), (4499, 1733996), (8998, 866998), (17996, 433499), (39409, 197956), (49489, 157636), (78818, 98978)]