12665345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 19270656

約数和(自身を除く): 6605311

約数列:

[1, 5, 7, 11, 35, 55, 67, 77, 335, 385, 469, 491, 737, 2345, 2455, 3437, 3685, 5159, 5401, 17185, 25795, 27005, 32897, 37807, 164485, 189035, 230279, 361867, 1151395, 1809335, 2533069, 12665345]

約数ペア:

[(1, 12665345), (5, 2533069), (7, 1809335), (11, 1151395), (35, 361867), (55, 230279), (67, 189035), (77, 164485), (335, 37807), (385, 32897), (469, 27005), (491, 25795), (737, 17185), (2345, 5401), (2455, 5159), (3437, 3685)]