30747815

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1667}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 46116864

約数和(自身を除く): 15369049

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 1667, 2635, 3689, 8335, 11669, 18445, 28339, 51677, 58345, 141695, 198373, 258385, 361739, 878509, 991865, 1808695, 4392545, 6149563, 30747815]

約数ペア:

[(1, 30747815), (5, 6149563), (7, 4392545), (17, 1808695), (31, 991865), (35, 878509), (85, 361739), (119, 258385), (155, 198373), (217, 141695), (527, 58345), (595, 51677), (1085, 28339), (1667, 18445), (2635, 11669), (3689, 8335)]