47723005

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 64509696

約数和(自身を除く): 16786691

約数列:

[1, 5, 11, 55, 71, 101, 121, 355, 505, 605, 781, 1111, 1331, 3905, 5555, 6655, 7171, 8591, 12221, 35855, 42955, 61105, 78881, 94501, 134431, 394405, 472505, 672155, 867691, 4338455, 9544601, 47723005]

約数ペア:

[(1, 47723005), (5, 9544601), (11, 4338455), (55, 867691), (71, 672155), (101, 472505), (121, 394405), (355, 134431), (505, 94501), (605, 78881), (781, 61105), (1111, 42955), (1331, 35855), (3905, 12221), (5555, 8591), (6655, 7171)]