28404345

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 47496960

約数和(自身を除く): 19092615

約数列:

[1, 3, 5, 15, 37, 61, 111, 183, 185, 305, 555, 839, 915, 2257, 2517, 4195, 6771, 11285, 12585, 31043, 33855, 51179, 93129, 153537, 155215, 255895, 465645, 767685, 1893623, 5680869, 9468115, 28404345]

約数ペア:

[(1, 28404345), (3, 9468115), (5, 5680869), (15, 1893623), (37, 767685), (61, 465645), (111, 255895), (183, 155215), (185, 153537), (305, 93129), (555, 51179), (839, 33855), (915, 31043), (2257, 12585), (2517, 11285), (4195, 6771)]