28946984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 62052480

約数和(自身を除く): 33105496

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 71, 82, 88, 113, 142, 164, 226, 284, 328, 451, 452, 568, 781, 902, 904, 1243, 1562, 1804, 2486, 2911, 3124, 3608, 4633, 4972, 5822, 6248, 8023, 9266, 9944, 11644, 16046, 18532, 23288, 32021, 32092, 37064, 50963, 64042, 64184, 88253, 101926, 128084, 176506, 203852, 256168, 328943, 353012, 407704, 657886, 706024, 1315772, 2631544, 3618373, 7236746, 14473492, 28946984]

約数ペア:

[(1, 28946984), (2, 14473492), (4, 7236746), (8, 3618373), (11, 2631544), (22, 1315772), (41, 706024), (44, 657886), (71, 407704), (82, 353012), (88, 328943), (113, 256168), (142, 203852), (164, 176506), (226, 128084), (284, 101926), (328, 88253), (451, 64184), (452, 64042), (568, 50963), (781, 37064), (902, 32092), (904, 32021), (1243, 23288), (1562, 18532), (1804, 16046), (2486, 11644), (2911, 9944), (3124, 9266), (3608, 8023), (4633, 6248), (4972, 5822)]