217617818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{757}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 363476160

約数和(自身を除く): 145858342

約数列:

[1, 2, 11, 22, 73, 146, 179, 358, 757, 803, 1514, 1606, 1969, 3938, 8327, 13067, 16654, 26134, 55261, 110522, 135503, 143737, 271006, 287474, 607871, 1215742, 1490533, 2981066, 9891719, 19783438, 108808909, 217617818]

約数ペア:

[(1, 217617818), (2, 108808909), (11, 19783438), (22, 9891719), (73, 2981066), (146, 1490533), (179, 1215742), (358, 607871), (757, 287474), (803, 271006), (1514, 143737), (1606, 135503), (1969, 110522), (3938, 55261), (8327, 26134), (13067, 16654)]