138888945

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79139}}^1$

素因数の和:79166

約数の個数: 32

約数和(自身を含む): 265910400

約数和(自身を除く): 127021455

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 79139, 237417, 395695, 712251, 1028807, 1187085, 2136753, 3086421, 3561255, 5144035, 9259263, 10683765, 15432105, 27777789, 46296315, 138888945]

約数ペア:

[(1, 138888945), (3, 46296315), (5, 27777789), (9, 15432105), (13, 10683765), (15, 9259263), (27, 5144035), (39, 3561255), (45, 3086421), (65, 2136753), (117, 1187085), (135, 1028807), (195, 712251), (351, 395695), (585, 237417), (1755, 79139)]