387788128

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{133169}}^1$

素因数の和:133199

約数の個数: 48

約数和(自身を含む): 939647520

約数和(自身を除く): 551859392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 133169, 266338, 532676, 932183, 1065352, 1731197, 1864366, 2130704, 3462394, 3728732, 4261408, 6924788, 7457464, 12118379, 13849576, 14914928, 24236758, 27699152, 29829856, 48473516, 55398304, 96947032, 193894064, 387788128]

約数ペア:

[(1, 387788128), (2, 193894064), (4, 96947032), (7, 55398304), (8, 48473516), (13, 29829856), (14, 27699152), (16, 24236758), (26, 14914928), (28, 13849576), (32, 12118379), (52, 7457464), (56, 6924788), (91, 4261408), (104, 3728732), (112, 3462394), (182, 2130704), (208, 1864366), (224, 1731197), (364, 1065352), (416, 932183), (728, 532676), (1456, 266338), (2912, 133169)]