65904293

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 87306240

約数和(自身を除く): 21401947

約数列:

[1, 7, 13, 19, 47, 91, 133, 247, 329, 611, 811, 893, 1729, 4277, 5677, 6251, 10543, 11609, 15409, 38117, 73801, 81263, 107863, 200317, 266819, 495521, 724223, 1402219, 3468647, 5069561, 9414899, 65904293]

約数ペア:

[(1, 65904293), (7, 9414899), (13, 5069561), (19, 3468647), (47, 1402219), (91, 724223), (133, 495521), (247, 266819), (329, 200317), (611, 107863), (811, 81263), (893, 73801), (1729, 38117), (4277, 15409), (5677, 11609), (6251, 10543)]