28375215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7477}}^1$

素因数の和:7519

約数の個数: 32

約数和(自身を含む): 51687936

約数和(自身を除く): 23312721

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 7477, 22431, 37385, 82247, 112155, 171971, 246741, 411235, 515913, 859855, 1233705, 1891681, 2579565, 5675043, 9458405, 28375215]

約数ペア:

[(1, 28375215), (3, 9458405), (5, 5675043), (11, 2579565), (15, 1891681), (23, 1233705), (33, 859855), (55, 515913), (69, 411235), (115, 246741), (165, 171971), (253, 112155), (345, 82247), (759, 37385), (1265, 22431), (3795, 7477)]