138142712

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{243209}}^1$

素因数の和:243286

約数の個数: 16

約数和(自身を含む): 262666800

約数和(自身を除く): 124524088

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 243209, 486418, 972836, 1945672, 17267839, 34535678, 69071356, 138142712]

約数ペア:

[(1, 138142712), (2, 69071356), (4, 34535678), (8, 17267839), (71, 1945672), (142, 972836), (284, 486418), (568, 243209)]