11640655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 15966720

約数和(自身を除く): 4326065

約数列:

[1, 5, 13, 31, 53, 65, 109, 155, 265, 403, 545, 689, 1417, 1643, 2015, 3379, 3445, 5777, 7085, 8215, 16895, 21359, 28885, 43927, 75101, 106795, 179087, 219635, 375505, 895435, 2328131, 11640655]

約数ペア:

[(1, 11640655), (5, 2328131), (13, 895435), (31, 375505), (53, 219635), (65, 179087), (109, 106795), (155, 75101), (265, 43927), (403, 28885), (545, 21359), (689, 16895), (1417, 8215), (1643, 7085), (2015, 5777), (3379, 3445)]