28783935

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7187}}^1$

素因数の和:7287

約数の個数: 24

約数和(自身を含む): 50459760

約数和(自身を除く): 21675825

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 7187, 21561, 35935, 64683, 107805, 323415, 639643, 1918929, 3198215, 5756787, 9594645, 28783935]

約数ペア:

[(1, 28783935), (3, 9594645), (5, 5756787), (9, 3198215), (15, 1918929), (45, 639643), (89, 323415), (267, 107805), (445, 64683), (801, 35935), (1335, 21561), (4005, 7187)]