39880539

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 64346400

約数和(自身を除く): 24465861

約数列:

[1, 3, 9, 27, 29, 31, 53, 87, 93, 159, 261, 279, 477, 783, 837, 899, 961, 1431, 1537, 1643, 2697, 2883, 4611, 4929, 8091, 8649, 13833, 14787, 24273, 25947, 27869, 41499, 44361, 47647, 50933, 83607, 142941, 152799, 250821, 428823, 458397, 752463, 1286469, 1375191, 1477057, 4431171, 13293513, 39880539]

約数ペア:

[(1, 39880539), (3, 13293513), (9, 4431171), (27, 1477057), (29, 1375191), (31, 1286469), (53, 752463), (87, 458397), (93, 428823), (159, 250821), (261, 152799), (279, 142941), (477, 83607), (783, 50933), (837, 47647), (899, 44361), (961, 41499), (1431, 27869), (1537, 25947), (1643, 24273), (2697, 14787), (2883, 13833), (4611, 8649), (4929, 8091)]