64853859

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 112066560

約数和(自身を除く): 47212701

約数列:

[1, 3, 7, 19, 21, 23, 37, 57, 69, 111, 133, 161, 191, 259, 399, 437, 483, 573, 703, 777, 851, 1311, 1337, 2109, 2553, 3059, 3629, 4011, 4393, 4921, 5957, 7067, 9177, 10887, 13179, 14763, 16169, 17871, 21201, 25403, 30751, 48507, 49469, 76209, 83467, 92253, 113183, 134273, 148407, 162541, 250401, 339549, 402819, 487623, 584269, 939911, 1137787, 1752807, 2819733, 3088279, 3413361, 9264837, 21617953, 64853859]

約数ペア:

[(1, 64853859), (3, 21617953), (7, 9264837), (19, 3413361), (21, 3088279), (23, 2819733), (37, 1752807), (57, 1137787), (69, 939911), (111, 584269), (133, 487623), (161, 402819), (191, 339549), (259, 250401), (399, 162541), (437, 148407), (483, 134273), (573, 113183), (703, 92253), (777, 83467), (851, 76209), (1311, 49469), (1337, 48507), (2109, 30751), (2553, 25403), (3059, 21201), (3629, 17871), (4011, 16169), (4393, 14763), (4921, 13179), (5957, 10887), (7067, 9177)]