213901268

素因数分解:

$2^2\times 7^2\times {\mathrm{269}}^1\times {\mathrm{4057}}^1$

素因数の和:4344

約数の個数: 36

約数和(自身を含む): 437168340

約数和(自身を除く): 223267072

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 269, 538, 1076, 1883, 3766, 4057, 7532, 8114, 13181, 16228, 26362, 28399, 52724, 56798, 113596, 198793, 397586, 795172, 1091333, 2182666, 4365332, 7639331, 15278662, 30557324, 53475317, 106950634, 213901268]

約数ペア:

[(1, 213901268), (2, 106950634), (4, 53475317), (7, 30557324), (14, 15278662), (28, 7639331), (49, 4365332), (98, 2182666), (196, 1091333), (269, 795172), (538, 397586), (1076, 198793), (1883, 113596), (3766, 56798), (4057, 52724), (7532, 28399), (8114, 26362), (13181, 16228)]