1208372013

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{785167}}^1$

素因数の和:785198

約数の個数: 20

約数和(自身を含む): 1900106560

約数和(自身を除く): 691734547

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 785167, 2355501, 7066503, 14918173, 21199509, 44754519, 63598527, 134263557, 402790671, 1208372013]

約数ペア:

[(1, 1208372013), (3, 402790671), (9, 134263557), (19, 63598527), (27, 44754519), (57, 21199509), (81, 14918173), (171, 7066503), (513, 2355501), (1539, 785167)]