9891609

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 17095680

約数和(自身を除く): 7204071

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 1907, 5187, 5721, 13349, 24791, 36233, 40047, 74373, 108699, 173537, 253631, 471029, 520611, 760893, 1413087, 3297203, 9891609]

約数ペア:

[(1, 9891609), (3, 3297203), (7, 1413087), (13, 760893), (19, 520611), (21, 471029), (39, 253631), (57, 173537), (91, 108699), (133, 74373), (247, 40047), (273, 36233), (399, 24791), (741, 13349), (1729, 5721), (1907, 5187)]