138716865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{440371}}^1$

素因数の和:440389

約数の個数: 24

約数和(自身を含む): 274792128

約数和(自身を除く): 136075263

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 440371, 1321113, 2201855, 3082597, 3963339, 6605565, 9247791, 15412985, 19816695, 27743373, 46238955, 138716865]

約数ペア:

[(1, 138716865), (3, 46238955), (5, 27743373), (7, 19816695), (9, 15412985), (15, 9247791), (21, 6605565), (35, 3963339), (45, 3082597), (63, 2201855), (105, 1321113), (315, 440371)]