89889748

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{1291}}^1$

素因数の和:1424

約数の個数: 36

約数和(自身を含む): 172125408

約数和(自身を除く): 82235660

約数列:

[1, 2, 4, 13, 26, 52, 103, 169, 206, 338, 412, 676, 1291, 1339, 2582, 2678, 5164, 5356, 16783, 17407, 33566, 34814, 67132, 69628, 132973, 218179, 265946, 436358, 531892, 872716, 1728649, 3457298, 6914596, 22472437, 44944874, 89889748]

約数ペア:

[(1, 89889748), (2, 44944874), (4, 22472437), (13, 6914596), (26, 3457298), (52, 1728649), (103, 872716), (169, 531892), (206, 436358), (338, 265946), (412, 218179), (676, 132973), (1291, 69628), (1339, 67132), (2582, 34814), (2678, 33566), (5164, 17407), (5356, 16783)]