1320347938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{168713}}^1$

素因数の和:168778

約数の個数: 32

約数和(自身を含む): 2494267776

約数和(自身を除く): 1173919838

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 559, 602, 1118, 3913, 7826, 168713, 337426, 1180991, 2193269, 2361982, 4386538, 7254659, 14509318, 15352883, 30705766, 50782613, 94310567, 101565226, 188621134, 660173969, 1320347938]

約数ペア:

[(1, 1320347938), (2, 660173969), (7, 188621134), (13, 101565226), (14, 94310567), (26, 50782613), (43, 30705766), (86, 15352883), (91, 14509318), (182, 7254659), (301, 4386538), (559, 2361982), (602, 2193269), (1118, 1180991), (3913, 337426), (7826, 168713)]