287538328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{769}}^1$

素因数の和:1400

約数の個数: 64

約数和(自身を含む): 674150400

約数和(自身を除く): 386612072

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 607, 616, 769, 1214, 1538, 2428, 3076, 4249, 4856, 5383, 6152, 6677, 8459, 8498, 10766, 13354, 16918, 16996, 21532, 26708, 33836, 33992, 43064, 46739, 53416, 59213, 67672, 93478, 118426, 186956, 236852, 373912, 466783, 473704, 933566, 1867132, 3267481, 3734264, 5134613, 6534962, 10269226, 13069924, 20538452, 26139848, 35942291, 41076904, 71884582, 143769164, 287538328]

約数ペア:

[(1, 287538328), (2, 143769164), (4, 71884582), (7, 41076904), (8, 35942291), (11, 26139848), (14, 20538452), (22, 13069924), (28, 10269226), (44, 6534962), (56, 5134613), (77, 3734264), (88, 3267481), (154, 1867132), (308, 933566), (607, 473704), (616, 466783), (769, 373912), (1214, 236852), (1538, 186956), (2428, 118426), (3076, 93478), (4249, 67672), (4856, 59213), (5383, 53416), (6152, 46739), (6677, 43064), (8459, 33992), (8498, 33836), (10766, 26708), (13354, 21532), (16918, 16996)]