28574728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39251}}^1$

素因数の和:39277

約数の個数: 32

約数和(自身を含む): 65943360

約数和(自身を除く): 37368632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 39251, 78502, 157004, 274757, 314008, 510263, 549514, 1020526, 1099028, 2041052, 2198056, 3571841, 4082104, 7143682, 14287364, 28574728]

約数ペア:

[(1, 28574728), (2, 14287364), (4, 7143682), (7, 4082104), (8, 3571841), (13, 2198056), (14, 2041052), (26, 1099028), (28, 1020526), (52, 549514), (56, 510263), (91, 314008), (104, 274757), (182, 157004), (364, 78502), (728, 39251)]