207235791

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{337}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 352644864

約数和(自身を除く): 145409073

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 227, 301, 337, 387, 681, 903, 1011, 1589, 2043, 2359, 2709, 3033, 4767, 7077, 9761, 14301, 14491, 21231, 29283, 43473, 68327, 76499, 87849, 101437, 130419, 204981, 229497, 304311, 535493, 614943, 688491, 912933, 1606479, 3289457, 4819437, 9868371, 23026199, 29605113, 69078597, 207235791]

約数ペア:

[(1, 207235791), (3, 69078597), (7, 29605113), (9, 23026199), (21, 9868371), (43, 4819437), (63, 3289457), (129, 1606479), (227, 912933), (301, 688491), (337, 614943), (387, 535493), (681, 304311), (903, 229497), (1011, 204981), (1589, 130419), (2043, 101437), (2359, 87849), (2709, 76499), (3033, 68327), (4767, 43473), (7077, 29283), (9761, 21231), (14301, 14491)]