165605615

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1901}}^1$

素因数の和:2063

約数の個数: 32

約数和(自身を含む): 241021440

約数和(自身を除く): 75415825

約数列:

[1, 5, 7, 19, 35, 95, 131, 133, 655, 665, 917, 1901, 2489, 4585, 9505, 12445, 13307, 17423, 36119, 66535, 87115, 180595, 249031, 252833, 1245155, 1264165, 1743217, 4731589, 8716085, 23657945, 33121123, 165605615]

約数ペア:

[(1, 165605615), (5, 33121123), (7, 23657945), (19, 8716085), (35, 4731589), (95, 1743217), (131, 1264165), (133, 1245155), (655, 252833), (665, 249031), (917, 180595), (1901, 87115), (2489, 66535), (4585, 36119), (9505, 17423), (12445, 13307)]