331383104

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20963}}^1$

素因数の和:21007

約数の個数: 56

約数和(自身を含む): 745479840

約数和(自身を除く): 414096736

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 3952, 7904, 15808, 20963, 41926, 83852, 167704, 272519, 335408, 398297, 545038, 670816, 796594, 1090076, 1341632, 1593188, 2180152, 3186376, 4360304, 5177861, 6372752, 8720608, 10355722, 12745504, 17441216, 20711444, 25491008, 41422888, 82845776, 165691552, 331383104]

約数ペア:

[(1, 331383104), (2, 165691552), (4, 82845776), (8, 41422888), (13, 25491008), (16, 20711444), (19, 17441216), (26, 12745504), (32, 10355722), (38, 8720608), (52, 6372752), (64, 5177861), (76, 4360304), (104, 3186376), (152, 2180152), (208, 1593188), (247, 1341632), (304, 1090076), (416, 796594), (494, 670816), (608, 545038), (832, 398297), (988, 335408), (1216, 272519), (1976, 167704), (3952, 83852), (7904, 41926), (15808, 20963)]