13018551

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 21880320

約数和(自身を除く): 8861769

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1109, 1677, 3327, 3913, 7763, 11739, 14417, 23289, 43251, 47687, 100919, 143061, 302757, 333809, 619931, 1001427, 1859793, 4339517, 13018551]

約数ペア:

[(1, 13018551), (3, 4339517), (7, 1859793), (13, 1001427), (21, 619931), (39, 333809), (43, 302757), (91, 143061), (129, 100919), (273, 47687), (301, 43251), (559, 23289), (903, 14417), (1109, 11739), (1677, 7763), (3327, 3913)]