551265729

素因数分解:

$3^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{12799}}^1$

素因数の和:13109

約数の個数: 24

約数和(自身を含む): 858009600

約数和(自身を除く): 306743871

約数列:

[1, 3, 7, 21, 49, 147, 293, 879, 2051, 6153, 12799, 14357, 38397, 43071, 89593, 268779, 627151, 1881453, 3750107, 11250321, 26250749, 78752247, 183755243, 551265729]

約数ペア:

[(1, 551265729), (3, 183755243), (7, 78752247), (21, 26250749), (49, 11250321), (147, 3750107), (293, 1881453), (879, 627151), (2051, 268779), (6153, 89593), (12799, 43071), (14357, 38397)]