251011341

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3301}}^1$

素因数の和:3402

約数の個数: 48

約数和(自身を含む): 445056768

約数和(自身を除く): 194045427

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 71, 119, 153, 213, 357, 497, 639, 1071, 1207, 1491, 3301, 3621, 4473, 8449, 9903, 10863, 23107, 25347, 29709, 56117, 69321, 76041, 168351, 207963, 234371, 392819, 505053, 703113, 1178457, 1640597, 2109339, 3535371, 3984307, 4921791, 11952921, 14765373, 27890149, 35858763, 83670447, 251011341]

約数ペア:

[(1, 251011341), (3, 83670447), (7, 35858763), (9, 27890149), (17, 14765373), (21, 11952921), (51, 4921791), (63, 3984307), (71, 3535371), (119, 2109339), (153, 1640597), (213, 1178457), (357, 703113), (497, 505053), (639, 392819), (1071, 234371), (1207, 207963), (1491, 168351), (3301, 76041), (3621, 69321), (4473, 56117), (8449, 29709), (9903, 25347), (10863, 23107)]