13142889

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{509}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 20155200

約数和(自身を除く): 7012311

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 509, 1359, 1527, 2869, 4581, 8607, 9671, 25821, 29013, 76859, 87039, 230577, 691731, 1460321, 4380963, 13142889]

約数ペア:

[(1, 13142889), (3, 4380963), (9, 1460321), (19, 691731), (57, 230577), (151, 87039), (171, 76859), (453, 29013), (509, 25821), (1359, 9671), (1527, 8607), (2869, 4581)]