128567145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{1609}}^1$

素因数の和:2385

約数の個数: 32

約数和(自身を含む): 235549440

約数和(自身を除く): 106982295

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 761, 1609, 2283, 3805, 4827, 5327, 8045, 11263, 11415, 15981, 24135, 26635, 33789, 56315, 79905, 168945, 1224449, 3673347, 6122245, 8571143, 18366735, 25713429, 42855715, 128567145]

約数ペア:

[(1, 128567145), (3, 42855715), (5, 25713429), (7, 18366735), (15, 8571143), (21, 6122245), (35, 3673347), (105, 1224449), (761, 168945), (1609, 79905), (2283, 56315), (3805, 33789), (4827, 26635), (5327, 24135), (8045, 15981), (11263, 11415)]