207838371

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1597}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 309270528

約数和(自身を除く): 101432157

約数列:

[1, 3, 13, 39, 47, 71, 141, 213, 611, 923, 1597, 1833, 2769, 3337, 4791, 10011, 20761, 43381, 62283, 75059, 113387, 130143, 225177, 340161, 975767, 1474031, 2927301, 4422093, 5329189, 15987567, 69279457, 207838371]

約数ペア:

[(1, 207838371), (3, 69279457), (13, 15987567), (39, 5329189), (47, 4422093), (71, 2927301), (141, 1474031), (213, 975767), (611, 340161), (923, 225177), (1597, 130143), (1833, 113387), (2769, 75059), (3337, 62283), (4791, 43381), (10011, 20761)]