2788071

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 4478208

約数和(自身を除く): 1690137

約数列:

[1, 3, 11, 13, 33, 39, 67, 97, 143, 201, 291, 429, 737, 871, 1067, 1261, 2211, 2613, 3201, 3783, 6499, 9581, 13871, 19497, 28743, 41613, 71489, 84487, 214467, 253461, 929357, 2788071]

約数ペア:

[(1, 2788071), (3, 929357), (11, 253461), (13, 214467), (33, 84487), (39, 71489), (67, 41613), (97, 28743), (143, 19497), (201, 13871), (291, 9581), (429, 6499), (737, 3783), (871, 3201), (1067, 2613), (1261, 2211)]