1199709

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 2009280

約数和(自身を除く): 809571

約数列:

[1, 3, 7, 9, 21, 63, 137, 139, 411, 417, 959, 973, 1233, 1251, 2877, 2919, 8631, 8757, 19043, 57129, 133301, 171387, 399903, 1199709]

約数ペア:

[(1, 1199709), (3, 399903), (7, 171387), (9, 133301), (21, 57129), (63, 19043), (137, 8757), (139, 8631), (411, 2919), (417, 2877), (959, 1251), (973, 1233)]