69681388

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{35051}}^1$

素因数の和:35133

約数の個数: 24

約数和(自身を含む): 141329664

約数和(自身を除く): 71648276

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 35051, 70102, 140204, 245357, 490714, 981428, 2488621, 4977242, 9954484, 17420347, 34840694, 69681388]

約数ペア:

[(1, 69681388), (2, 34840694), (4, 17420347), (7, 9954484), (14, 4977242), (28, 2488621), (71, 981428), (142, 490714), (284, 245357), (497, 140204), (994, 70102), (1988, 35051)]