81540206

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 140652288

約数和(自身を除く): 59112082

約数列:

[1, 2, 11, 22, 47, 67, 94, 107, 121, 134, 214, 242, 517, 737, 1034, 1177, 1474, 2354, 3149, 5029, 5687, 6298, 7169, 8107, 10058, 11374, 12947, 14338, 16214, 25894, 34639, 55319, 69278, 78859, 110638, 157718, 336943, 381029, 608509, 673886, 762058, 867449, 1217018, 1734898, 3706373, 7412746, 40770103, 81540206]

約数ペア:

[(1, 81540206), (2, 40770103), (11, 7412746), (22, 3706373), (47, 1734898), (67, 1217018), (94, 867449), (107, 762058), (121, 673886), (134, 608509), (214, 381029), (242, 336943), (517, 157718), (737, 110638), (1034, 78859), (1177, 69278), (1474, 55319), (2354, 34639), (3149, 25894), (5029, 16214), (5687, 14338), (6298, 12947), (7169, 11374), (8107, 10058)]