31456545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 53602560

約数和(自身を除く): 22146015

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 281, 439, 843, 1317, 1405, 2195, 4215, 4777, 6585, 7463, 14331, 22389, 23885, 37315, 71655, 111945, 123359, 370077, 616795, 1850385, 2097103, 6291309, 10485515, 31456545]

約数ペア:

[(1, 31456545), (3, 10485515), (5, 6291309), (15, 2097103), (17, 1850385), (51, 616795), (85, 370077), (255, 123359), (281, 111945), (439, 71655), (843, 37315), (1317, 23885), (1405, 22389), (2195, 14331), (4215, 7463), (4777, 6585)]