39540215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3253}}^1$

素因数の和:3299

約数の個数: 32

約数和(自身を含む): 59040576

約数和(自身を除く): 19500361

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 3253, 12155, 16265, 35783, 42289, 55301, 178915, 211445, 276505, 465179, 608311, 718913, 2325895, 3041555, 3594565, 7908043, 39540215]

約数ペア:

[(1, 39540215), (5, 7908043), (11, 3594565), (13, 3041555), (17, 2325895), (55, 718913), (65, 608311), (85, 465179), (143, 276505), (187, 211445), (221, 178915), (715, 55301), (935, 42289), (1105, 35783), (2431, 16265), (3253, 12155)]