28628047189

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{7027}}^1$

素因数の和:7178

約数の個数: 48

約数和(自身を含む): 35765210880

約数和(自身を除く): 7137163691

約数列:

[1, 7, 29, 47, 49, 61, 203, 329, 427, 1363, 1421, 1769, 2303, 2867, 2989, 7027, 9541, 12383, 20069, 49189, 66787, 83143, 86681, 140483, 203783, 330269, 344323, 428647, 582001, 1426481, 2311883, 3000529, 4074007, 9577801, 9985367, 12430763, 16183181, 20146409, 21003703, 67044607, 87015341, 141024863, 469312249, 584245861, 609107387, 987174041, 4089721027, 28628047189]

約数ペア:

[(1, 28628047189), (7, 4089721027), (29, 987174041), (47, 609107387), (49, 584245861), (61, 469312249), (203, 141024863), (329, 87015341), (427, 67044607), (1363, 21003703), (1421, 20146409), (1769, 16183181), (2303, 12430763), (2867, 9985367), (2989, 9577801), (7027, 4074007), (9541, 3000529), (12383, 2311883), (20069, 1426481), (49189, 582001), (66787, 428647), (83143, 344323), (86681, 330269), (140483, 203783)]