28013823

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 42943680

約数和(自身を除く): 14929857

約数列:

[1, 3, 9, 27, 61, 73, 183, 219, 233, 549, 657, 699, 1647, 1971, 2097, 4453, 6291, 13359, 14213, 17009, 40077, 42639, 51027, 120231, 127917, 153081, 383751, 459243, 1037549, 3112647, 9337941, 28013823]

約数ペア:

[(1, 28013823), (3, 9337941), (9, 3112647), (27, 1037549), (61, 459243), (73, 383751), (183, 153081), (219, 127917), (233, 120231), (549, 51027), (657, 42639), (699, 40077), (1647, 17009), (1971, 14213), (2097, 13359), (4453, 6291)]